过去是一个异国；他们在那里的做法不同。
The past is a foreign country; they do things differently there.
The architect must be a teacher.
The power of causal reasoning is that it allows us to predict the effects of actions we have never taken.
做出伟大工作的唯一途径是热爱你所做的事。
A real decision is measured by the fact that you've taken a new action. If there's no action, you haven't truly decided.
The past is not dead. It is not even past.
