"A dreamer is one who can only find his way by moonlight, and his punishment is that he sees the dawn before the rest of the world."

The purpose of mental activity is to guide action.

I'm my own experiment. I'm my own work of art.

To see is to forget the name of the thing one sees.

函数的概念在数学中是基础的，而λ演算试图使这一概念精确化。