抽象的目的不是模糊，而是创建一个新的语义层次，在这个层次上可以绝对精确。
The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
I’m very fearless—not in a reckless way, but in a way that is authentic to who I am.
善恶之间的界限常常模糊不清，我们需要自己去辨别。
When safety competes with production, safety always wins.
质量不是一种行为，而是一种习惯。
Poverty is not inevitable; it's a solvable problem.