"The study of computational complexity teaches us that some problems are inherently difficult, no matter how clever our algorithms are."
计算复杂性的研究告诉我们，有些问题本质上是困难的，无论我们的算法多么聪明。
每个孩子都应该玩泥饼、捉蚱蜢、玩水虫、养蝌蚪、抓青蛙、玩泥龟、采接骨木果、摘野草莓、捡橡子、采栗子、爬树、涉溪、赏睡莲、观察土拨鼠、蝙蝠、蜜蜂、蝴蝶，养各种小动物，在干草场玩耍，捡松果，滚石头，玩沙子，抓蛇，采越橘和胡蜂窝；任何被剥夺了这些乐趣的孩子，都被剥夺了教育中最美好的部分。
Innovation is the ability to see change as an opportunity, not a threat.
Every great engineering achievement starts with a clear vision.
我们都被自己过去的幽灵所困扰，有时也被别人的幽灵所困扰。
The person who is slowest in making a promise is the most faithful in performance of it.
Architecture is the art of giving form to the spirit of place.