To be prepared for war is one of the most effective means of preserving peace.
自己不能胜任的事,切勿轻易答应别人;既经允诺,就必须实践自己的诺言。
我们对现实的感知是由我们的期望和过去的经验塑造的。
世界是一个伟大的轮子,我们是其中的辐条。
The deepest theorems often arise from the simplest observations.
To understand a program you must become both the machine and the program.