I always tell my kids, 'If you're going to do something, do it well. And if you're not going to do it well, don't do it at all.'

I don't consider myself a superstar, I consider myself a tennis player.

心有其理，理性不解。

People should live according to the rhythm of nature.

耐心和毅力是科学发现的关键。

最好的故事是那些给你留下更多问题而不是答案的故事。