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A man is the sum of his misfortunes. One day you'd think misfortune would get tired but then time is your misfortune.

The concept of probably approximately correct (PAC) learning has been foundational in computational learning theory.

We are what we remember.

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

我寫作不是為了解釋世界，而是為了理解世界。

If you don't take risks, you can't grow.

“故事不在文字中；它在斗爭中。”

Color is the keyboard, the eyes are the harmonies, the soul is the piano with many strings. The artist is the hand that plays, touching one key or another, to cause vibrations in the soul.