企业家精神就是永不言弃，在困难面前寻找机会。

材料的使用方式有其政治性。

Investors should be skeptical of anyone who claims to have a surefire way to beat the market.

I think it's important to have a sense of humor about yourself and not take yourself too seriously.

我们必须通过文学来理解我们的历史。