The brave may not live forever, but the cautious do not live at all.

权力不是别人给你的。你必须自己去争取。

I don't stop when I'm tired. I stop when I'm done.

There is only one good, which is knowledge, and one evil, which is ignorance.

你必须愿意承担风险。如果你不愿意，你就赚不到钱。