An empire founded by war has to maintain itself by war.

Every breakthrough starts with a question, and every question is a step toward the unknown.

The value of a commodity, or the quantity of any other commodity for which it will exchange, depends on the relative quantity of labor which is necessary for its production, and not on the greater or less compensation which is paid for that labor.

我不在乎酷不酷。我在乎的是快乐。

健康的一天胜过生活的千年。

The only way to find yourself is to lose yourself in something greater.

Investors should avoid trying to time the market; it's a losing strategy.

人是唯一会在同一块石头上绊倒两次的动物。