你必须站起来说："我和我的身材或我是谁都没有问题，有问题的是你！"

Life is an adventure, and survival is the art of navigating through it.

人生应该树立目标，否则你的精力会白白浪费。

We are survival machines—robot vehicles blindly programmed to preserve the selfish molecules known as genes.

数学中真正的挑战不是解决问题，而是提出正确的问题。