幸せは、小さな瞬間の積み重ねだ。

If you can’t do great things, do small things in a great way.

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. You just don't know when you can catch the bottom.

你必须投入时间，因为总有你可以改进的地方。

数学的研究对科学的发展就像空气或水一样。

预测未来的最好方法就是去创造它。