When I was senior high school student in Korea, I would see fist fights among students. One day, two students in the same classroom were involved in a fight that became too violent for students to stop. Even the homeroom teacher was too overwhelmed and couldn’t stop it. While I was looking at the scene,…

I heard the following story from my mother when I was an elementary school student: There was a mother who had two sons. The first son sold umbrellas for a living while the second son sold straw shoes.  When the weather was sunny, the mother worried about the elder son since he couldn’t sell umbrellas;…