In this blog post, I’d like to talk about the confidence of the person I most want to emulate and what that confidence means in life.   South Korea’s college entrance exam is a crucial test for students, as it evaluates their performance over the course of 12 years of elementary, middle, and high school. For students whose admission depends on an in-depth interview, it’s common to feel...

In this blog post, we’ll examine the situations in which human altruism and selfishness manifest, and explore how altruistic behavior has been maintained and passed down through generations.   The moment that determines whether a person acts selfishly or altruistically always occurs when something is in short supply. When two people face each other with limited resources, the decision of...

In this blog post, we will examine the process by which altruistic individuals are formed, focusing on the “birds of a feather flock together” hypothesis presented in ‘The Emergence of Altruistic Individuals’, and explore its significance and limitations.   If we think of Korea’s leading independence activists—Kim Gu, Yoon Bong-gil, and Lee Bong-chang—as well as Mother Teresa and...

In this blog post, we’ll examine the relationships formed between altruistic and selfish people, their characteristics, and the limitations of the “Birds of a Feather” Hypothesis.   Introduction There are people in the world who do good deeds without expecting anything in return. Let’s look at an example. A is an officer in the band club at OO University and usually takes charge of the...

In this blog post, we’ll explore the “Birds of a Feather” hypothesis, which explains altruistic behavior based on sacrifice depicted in movies and game theory.   Have you seen the movie ‘Saving Private Ryan’? In this film, Captain Miller and his eight-man squad are sent on an extremely dangerous mission to rescue a single soldier, Private Ryan. Some of the soldiers even lose...

In this blog post, we’ll examine the meaning, characteristics, and limitations of the “Birds of a Feather Hypothesis,” one of the leading theories explaining human altruistic behavior.   You’ve likely seen celebrities or athletes in the media facing criticism after being embroiled in controversies over their character. Conversely, we often encounter instances where people inspire admiration...

In this blog post, we’ll take a natural look at the principles, process, and limitations of atmospheric distillation—a method of refining crude oil by utilizing differences in boiling points.   What Is Atmospheric Distillation? Whether we realize it or not, petroleum is an integral part of daily life not only in South Korea but around the world. While we typically encounter petroleum...

In this blog post, we’ll explore how transportation has influenced all aspects of human life—including society, the economy, and culture—and how it has evolved to the present day.   The Significance of Transportation and Human Life A college student planning a nationwide trip on the KTX Naeillo using money saved from a summer job; a businessperson flying to the Middle East on a business trip...

In this blog post, we’ll explore why tempered glass is much stronger than regular glass, the principles behind it, and how it’s used in our daily lives.   Recently, various violent crimes targeting socially vulnerable groups, such as children and women, have become increasingly frequent and are emerging as a social problem. I see a man over there. He’s completely engrossed in a mobile game...

In this blog post, we’ll explore why Oh Seung-hwan’s fastball appears to rise to batters, focusing on the Magnus effect—a key concept in fluid dynamics.   In 2011, the Korean Professional Baseball League featured many players who made headlines. Among them, Oh Seung-hwan—the “Closer King” who posted a 0.63 ERA, set various save records including the most saves in Asia, and led the Samsung...