The whole conviction of my life now rests upon the belief that loneliness, far from being a rare and curious phenomenon, peculiar to myself and to a few other solitary men, is the central and inevitable fact of human existence.

Do not fear to be eccentric in opinion， for every opinion now accepted was once eccentric.

Never invest in any idea you can't illustrate with a crayon.

被人注视却不被看见，真是件怪事。

Art is my way of screaming without making a sound.

数学中最重要的是要有良好的直觉。