Humans survive by eating food harvested from the ground and air coming down from the sky. You can endure 3 weeks without food and 3 days without water. However, if you can’t breathe, it’s difficult to last more than 3 minutes. Nevertheless, while we place importance on food and water, it is easy for us…
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Humanity’s efforts to find answers to the questions of where I came from, where I will go, and what I exist for can be seen in literature, thought, religion, and philosophy. Jesus clearly revealed the reason for his existence, saying, “I was healed only to testify to the truth, and that is why I came…
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“I looked up to the sky and prayed that I would not have a single bit of shame. I was in pain even when the wind blew through the leaves,” is Korea poet Yun Dong-ju’s prologue. The nature of man given by heaven is good. However, a person cannot become a person only by the…
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A healthy lifespan is not simply a long life, but a period of healthy living without suffering from disease. As life expectancy increases, the period of life suffering from disease also increases, and the difference between life expectancy and healthy life expectancy is more than 10 years. This means that approximately 10 years of old…
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In his book, Gyeokmongyogyeol (擊蒙要訣), Yulgok Yi I of the Joseon Dynasty said, “Based on the heart of reverence for heaven, understanding the providence of nature, brightly revealing goodness, and putting it into practice is something that people must do throughout their lives.” He said. (居敬以理其本，窮理以明乎善，力行以践其实，三者终身事业也) This is shortened to Geogyeonggungri Reverse (居敬窮理力行). This has…
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