最好的报复就是巨大的成功。

用爱和智慧去指导你的生活。

一个好的数学家是懒惰的，但要以建设性的方式。

"Purpose is what gives meaning to profit."

He walked out in the gray light and stood and he saw for a brief moment the absolute truth of the world. The cold relentless circling of the intestate earth. Darkness implacable. The blind dogs of the sun in their running. The crushing black vacuum of the universe. And somewhere two hunted animals trembling like ground-foxes in their cover. Borrowed time and borrowed world and borrowed eyes with which to sorrow it.

A teacher who is attempting to teach without inspiring the pupil with a desire to learn is hammering on cold iron.

You can't look back, you just have to put the past behind you and find something better in your future.