We are all just passing through, and the world is indifferent to our passing.

The truth is I'm a real perfectionist, and I drive myself crazy.

It seems to me that if you or I must choose between two courses of thought or action, we should remember our dying and try so to live that our death brings no pleasure to the world.

科学的本质是提出正确的问题。

Men become old, but they never become good.

可以同他交谈却没有交谈，这是错过了人才。不可以同他交谈却要同他交谈，这是白费口舌。聪明的人既不错过人才，又不浪费语言。