要解决问题，你必须愿意以不同的方式思考。

What can be said at all can be said clearly, and what we cannot talk about we must pass over in silence.

So that morning in 1962 I told myself: Let everyone else call your idea crazy . . . just keep going. Don’t stop. Don’t even think about stopping until you get there, and don’t give much thought to where “there” is. Whatever comes, just don’t stop.

最重要的政治美德是节制。