The most important thing is to awaken in the child his own will and ability to create.

如果你足够幸运与众不同，永远不要改变。

Think of all the psychic energy expended in seeking a fundamental distinction between "algorithm" and "program".

最困难的是决定行动，剩下的只是坚持。

The reality is: sometimes you lose. And you’re never too good to lose. You’re never too big to lose. You’re never too smart to lose. It happens.

数学不是关于数字、方程、计算或算法的：它是关于理解的。

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.