学习数学的唯一方法就是做数学。

The battle of life is already half won by the young man who is brought personally in contact with high officials; and the great aim of every boy should be to do something beyond the sphere of his duties--something which attracts the attention of those who over him.

艺术家必须是无限的囚徒。

你越努力，就越幸运。

The past is not a line but a landscape.

I don’t wait for opportunities, I create them.