数学的本质在于其自由性。
Everyone, when they are young, knows what their Personal Legend is. At that point in their lives, everything is clear and everything is possible. They are not afraid to dream, and to yearn for everything they would like to see happen to them in their lives.
市场并非完全有效，但它们足够有效，以至于大多数人无法持续跑赢市场。
奥运会中最重要的不是赢得比赛，而是重在参与;生活中最重要的不是征服，而是要好好战斗。
The key to performance is elegance, not battalions of special cases.
Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.