卓越不是一种行为，而是一种习惯。
Excellence is not an act, but a habit.
"The only way to do great work is to love what you do."
The past shapes the present, and the present shapes the future.
When stocks are attractive, you buy them. Sure, they can go lower. I’ve bought stocks at $12 that went to $2, but then they later went to $30.
学习数学的最好方法就是去做数学。
用昨天的方法做今天的工作，明天就会失业。