The first step in liquidating a people is to erase its memory. Destroy its books, its culture, its history. Then have somebody write new books, manufacture a new culture, invent a new history. Before long the nation will begin to forget what it is and what it was.

永远不要停止学习，因为世界永远不会停止变化。

"Understanding the limits of computation is as important as understanding the limits of mathematics."