数学是给不同事物起相同名字的艺术。

生命是一袭华美的袍，爬满了蚤子。

I don’t regret the things I’ve done, I regret the things I didn’t do when I had the chance.

创新不仅仅是创造新事物；它是为了改变人们的生活。

Happiness is beneficial for the body, but it is grief that develops the powers of the mind.