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Showing posts from April, 2025

The Descent of Man, and Selection in Relation to Sex(Darwin, Charles)

 1. All life on Earth comes from one stem. We know well that humans and all other vertebrates were created according to the same universal model, that they all have the same early stages of embryonic development, and that they also have certain traces in common. We must honestly admit that they all branched off from the same lineage. moible e-book : 22p All vertebrates, including humans, started from similar-looking embryos, and their appearance, purpose, and function differ depending on each gene. Based on this, all living things on Earth are differentiated into species like countless branches extending from one stem. I think that the misconception that humans are the only different beings on Earth is an error that must be avoided. The reason why many creatures can live on Earth is because the sun, water, oxygen, and various organic substances are optimized for living things. The Earth does not exist for us; we are just parasites on the Earth. Each has evolved to fit the environme...

The Origin of Happiness(Eun-Kuk Seo)

 1. Happiness is subjective. Unhappy people do not know the value of positivity, but it does not work out as they want. Even though happiness is not essentially a 'thought', they keep advising you to change your thoughts. It is almost impossible to become happy by reading this kind of happiness guidebook. mobile e-book: 23p When I write, I often tell you to change your thoughts and think positively. I think everyone who reads knows what is good and what is not, but I have confirmed that unconditional reframing or changing thoughts is problematic and I am reflecting on it. I think that even if I instill my personal thoughts in others, those who are not in that situation will think, 'What kind of comforting words are you talking about?' So now I will try to write in a different direction. I am happy to write, but others are not, and since each person thinks happiness is different, I think 'happiness' is subjective. I hope you find your own 'happiness' and ...

If you get married early, will you really save money?

 I've been dating for about 3 years, and I've been married for about 4 and a half years, and I'm already a father of two. Before I got married, I occasionally heard from my seniors that "If you get married early, you'll save money." At the time, it sounded vague, but after getting married and raising my children, I realized that there were some things that made me think, "Oh, that's why they said that." I'd like to share two reasons why getting married early can be financially helpful, based on my own experience and concerns. 1. Efficiency in living expenses: Reducing living/dating expenses Thinking back to when I was dating, I realized that if I went on a date to see a movie, eat a meal, go to a cafe, or go somewhere, I would spend 100,000 won in an instant. However, after getting married and having a 'house of our own', this cost definitely decreased. Not only do you have the pleasure of shopping and cooking together instead of eati...

Shadows of forgotten ancestors(Sagan, Carl)

 1. Without the sun, there would be nothing. Animals, plants, and microorganisms are closely linked to each other, forming the gears of a huge, complex, and beautiful ecological machine. The sun provides the power for this huge machine, which is as big as the Earth. Ultimately, all of this comes from sunlight. mobile e-book : 413p Many of the resources on Earth in the past were replaced by other resources by early single-celled bacteria, changing the structure of the Earth's internal resources, and organisms grew while adapting to the environment. Only now have organisms adapted to the current environment been able to live, and this is still ongoing. All of this progress is ultimately due to the infinite energy source called the sun and the resources inside the Earth, and is the result of what the Earth has accomplished over the past 4.5 billion years. If the Sun's energy were to run out someday, all of Earth's organisms would disappear. The sun, which is estimated to be ab...

How to Reduce Parenting Stress

 Stress is the root of all diseases. Even healthy people can develop physical and mental problems and even illness when they are under a lot of stress. Parents have a duty to raise their children well until they become adults. Therefore, the health of parents is bound to be passed on to their children. For example, if parents are stressed and cause problems such as irritating or swearing at their children, the children who receive the stress are bound to have emotional and physical problems. In other words, the reality is that the water upstream must be clean for the water downstream to be clean. 1. Sufficient sleep - The most difficult and basic thing to do is sleep. Especially for young children, they need a lot of time to feed and help, so parents who raise them are likely to be very tired. I am also raising two children, and the thing they need the most is sleep. If you don't get enough sleep, you may experience various problems such as decreased concentration, decreased cognit...

Thoughts on the constellations (who are the masters of the earth)

 Reading various science books made me think a lot about bacteria. In fact, the hypothesis is that bacteria, not humans, are the masters of the Earth. It is said that one human cell is made up of about 60 trillion, but bacteria are said to have about 100 trillion. There are about 8.1 billion humans living on Earth, and if all living things (animals and plants) are included, the number is so vast that it is impossible to even guess. Inside every living thing, there are countless different bacteria living in symbiosis with living things, and there are bacteria that survive even in extreme situations. They live in extremely high temperatures, extremely low temperatures, radiation, and places without sunlight or oxygen, and if the environment is too difficult to survive in, they go into a dormant period and pretend to be dead, and then come back to life when the environment improves. Microorganisms living in the soil are small and very lazy. Even the most active ones only divide once a...

Why are we slaves to credit cards?

Credit cards are very important in capitalism, they are convenient to use, and they help us a lot in our lives. However, just as there is nothing that is only good, there is always a double-edged sword. If you use them wrongly, you can face the worst results of bad credit or a credit rating downgrade (the most important thing in capitalism). Why do we have to have our paychecks come and go from our bank accounts? First, let's look at the credit card payment date. Assuming the payment date is the 25th, Usually, the expenses used based on the payment history from the 11th to the 13th of the previous month are charged on the 25th. Card usage date: For example, payment history used from May 12th to June 11th Card payment date: For example, June 25th Payday: For example, June 25th In other words, credit card payment history after June 14th is transferred to July payment. It is shifting responsibility to me next month. There are many services that should not be used on credit cards, such...

Thoughts on alcohol

 Since my 20s, I have enjoyed drinking with friends and drinking alcohol, and I think I sought alcohol for socializing, relieving stress, and avoiding things I faced. Almost every day of the week was spent drinking. Whether I was happy, sad, or bored, I always had a drink with my friends, and even though I would suffer from a hangover after drinking and think, “Oh, I really shouldn’t drink today,” I would always go when my friends or seniors asked me to drink. Even after I got a job, I had company dinners, but I believed that I needed to have a drink to become closer, so I went. Of course, the advantage is that I became more intimate with my friends or seniors, and there was also the part where I could continue to see them through alcohol. That’s why when I got a call from my friends or seniors, most of them wanted to drink together. After having fun, eating, laughing, having fun, and playing, I would end up staying up late at night, and the next day, I would work with a hangover a...

A look at asset nomads/settlers

 As humans changed from a hunting/gathering lifestyle to an agricultural society, they were able to settle down in many ways, such as division of labor, population, and technological development, due to the greater amount of food and land than nomads. Nomads use up all the animals and resources of a specific area and then move to another place, and the animals they carry become their assets. However, I think that for settled people who settled in an agricultural society, land and crops became their assets, and rather than using up all the resources of the area, they produced together with nature and developed the concept of each person's assets. Also, hunting produces immediate results, but farming requires time and effort, so it also had the effect of increasing human patience. And nomads always have to monitor and manage their assets (animals) because they have legs. If someone steals the assets of nomads or they die from disease, they will starve to death. However, settled agric...

The Gay Science(Friedrich Nietzsche)

 1. If you don't like the temple, leave Workers often see their employers as cunning, exploitative, and dog-like people who use every poverty as an opportunity for speculation.  .. (omitted) ..  They decide: Then let's try chance and luck! Let's roll the dice! This is how socialism begins. Mobile e-book: 168~169p I am also a member of the workers working at a certain company, and I try to operate in the direction my employer suggests. Of course, I also get dissatisfied and sometimes I don't understand why this work is like this. However, I personally think that it is right for me to leave rather than fight to change the company because I am dissatisfied. As the saying goes, 'If you don't like the temple, leave,' if you are dissatisfied with the company, I think it is better to leave and let your employer realize that they are going in the wrong direction. For example, if workers want equality and the company is run according to the workers’ wishes, will the ...