I prefer liberty with danger to peace with slavery.

Psychological theories must pass the test of practical experience.

Errors, like straws, upon the surface flow; he who would search for pearls must dive below.

最好的故事是那些为读者的想象力留出空间的故事。

数学证明的优雅在于它的简洁和清晰。

The best way to design a program is to design it.

城市就像一篇文章，它会向那些能够阅读它的人说话。

根本不稳固必然会央及枝叶。行为不守信必然会损害声誉。

永远不要投资于那些你无法用蜡笔解释清楚的想法。