The United States should not try to spread democracy around the world.

成功是最好的报复。

心会破碎，但破碎的心仍能跳动

Success comes when you focus on long-term value rather than short-term gains.

The important thing in life is not victory but combat； it is not to have vanquished but to have fought well.

I think that’s the single best piece of advice: constantly think about how you could be doing things better and questioning yourself.