The definition of "fair" according to the Cambridge Dictionary : treating someone in a way that is right or reasonable, or treating a group of people equally and not allowing personal opinions to influence your judgment . Well, that's the ideal. But can idealism always be implemented into practice effectively? The answer is not necessarily yes. A few days ago, I was chatting casually at a coffee shop with friends. One of my friends told a story about parents who divided their wealth between their two sons. Both sons had their own families, but their financial conditions were very different. The first son was quite wealthy, while the second son was relatively poor. Their parents gave the larger share to the second son. This made the first son feel he was being treated unfairly. He felt his parents favored his younger brother. This story steered our casual conversation toward the topic of fairness. There were two opinions. First, their parents should divide it equally to be...