The more you experience, the more you learn.
真相并不总是美丽的，美丽的话语也不一定是真相。
Buying tools: Start by buying the absolute cheapest tools you can find. Upgrade the ones you use a lot. If you wind up using some tool for a job， buy the very best you can afford.
The worst thing in the world that can happen to you if you’re an engineer that has given his life to develop something is for someone to just rip it off.
计算机科学成功的关键不仅在于编写代码，还在于理解使其工作的基本原理和理论。