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We think not in isolated ideas, but in continuous streams of purpose-directed activity.

The only way to grow is to challenge yourself.

The difference between a moral man and a man of honor is that the latter regrets a discreditable act even when it has worked.

一個善待別人的人，別人也會善待你。《孟子》中也說“愛人者，人恒愛之；敬人者，人恒敬之”，愛別人的人，別人也會愛他；尊敬別人的人，別人也會尊敬他。

我認為數學家更像藝術家，而不是科學家。