The idea that a bell rings to signal when investors should get into or out of the stock market is simply not credible.

If you want something said, ask a man; if you want something done, ask a woman.

如果你想得到尊重，就去争取。没有人欠你什么。

Fear is a powerful motivator, but it's also a liar.

I'm not comfortable with comfort. I'm only comfortable when I'm uncomfortable.

True intelligence is about making machines understand human intentions, not making humans adapt to machines.