Hope is a good thing, maybe the best of things, and no good thing ever dies.

The concept of reducibility is central to understanding the relationships between different computational problems.

任何心理活动的价值都以其对成功生活的贡献来衡量。

理解金融市场行为的关键在于理解参与其中的人的行为。

战争不能决定谁是对的，只能决定谁活下来。

挑战是伪装的机遇；拥抱它们并变得更强大。