我们都是在一种没有人能成为大师的技艺中的学徒。
The highest possible stage in moral culture is when we recognize that we ought to control our thoughts.
A good system design is one that makes it easy to do the right thing and hard to do the wrong thing.
一个好的系统设计是使做正确的事情变得容易,做错误的事情变得困难。
恐惧是自然的反应,但勇气是一种选择。选择勇敢。