优化不是追求完美，而是在现有信息和资源下做出最佳决策。

There are no eternal facts， as there are no absolute truths.

The only way to get rid of a temptation is to yield to it.

I write not to explain the world but to understand it.

The laws of organization govern all mental processes.

"The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion."

我是火星人，没人能触及我。