The process of solving a mathematical problem is often more important than the solution itself.

Happiness is that state of consciousness which proceeds from the achievement of one's values.

"Every word is a step towards freedom."

精神生活不是否定的生活，而是肯定的生活。

在我们视野所及中，人类存在的唯一目的，是在纯粹存在的黑暗中燃起一点光亮。