教学的艺术不在于传授本领，而在于激励、唤醒和鼓舞。

Music is the remedy for the soul.

"In the end, we will remember not the words of our enemies, but the silence of our friends."

I don't have any particular recipe [for developing new proofs] ... It is the reason why doing research is challenging as well as attractive. It's like being lost in a jungle and trying to use all the knowledge that you can gather to come up with some new tricks, and with some luck you might find a way out.

在不确定的时代，灵活性比长期计划更重要。

The only thing you can do with good advice is pass it on. It is never of any use to oneself.

The human condition is one of perpetual suffering.