写作的行为是一种勇气的行为，是对生命短暂本质的挑战。

我不关心股票的价格，我关心公司的价值。

FRUGALITY. Make no expense but to do good to others or yourself; i.e., waste nothing.

You can't control commodity prices, but you can control how you respond to them.

我不是一个放弃自己力量的人。