It is a first principle of human action that a man does what he believes will satisfy his desires.

我从不考虑未来。它来得已经够快了。

停在港口的船是安全的，但那不是造船的目的。

I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That’s how I’ve gotten to where I am.

Exceed your customers' expectations. If you do, they'll come back over and over. Give them what they want — and a little more.