I have a very simple idea on how to get rich. The first is to spend less than you make, and the second is to invest the difference wisely.

Think wrongly, if you please, but in all cases think for yourself.

A true friend stabs you in the front.

质量不是一种行为，而是一种习惯。

如果你想飞翔，就必须放弃那些拖累你的东西。

我希望不久之后我们就能有一台能够解决所有数学问题的机器。