短期利益永远不应损害长期可持续性。

创造性思维的特点是解决方案突然以顿悟的形式出现

当他的观众感到无聊时，他会跳到空中，做一个半扭的后空翻

The deepest problems of modern life derive from the claim of the individual to preserve the autonomy and individuality of his existence in the face of overwhelming social forces, of historical heritage, of external culture, and of the technique of life.

数学教会我们逻辑思考并系统地处理问题。