计算复杂性的研究不仅仅是关于解决问题，还在于理解可计算性的极限。

Fiction is a way of telling the truth without being constrained by facts.

A new scientific truth does not triumph by convincing its opponents and making them see the light, but rather because its opponents eventually die, and a new generation grows up that is familiar with it.

译文：敬重他人，就是尊重自己；依靠自己，胜过依赖他人。赏析：爱人者，人恒爱之，敬人者，人恒敬之。要想得到别人的尊重，我们首先学会尊重别人。靠人不如靠己，求人不如求己。与其把希望寄托于他人，不如自己脚踏实地，努力拼搏。

Technology should make us better stewards, not more efficient plunderers.