人生は、自分で選んだ道を歩くことだ。

一个数学家的真正价值在于他们留下的问题。

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

Life is what happens when you're busy making other plans.

尊重贤能，让他们在其位谋其职，那么天下有才能的人都愿意为这个朝代效力。