If the job has been correctly done when a common stock is purchased, the time to sell it is—almost never.

The only limit to our realization of tomorrow will be our doubts of today.

有比我更好的起跑者，但我是强大的终结者。

都是出卖，卖给中原各国也可以，何必非要卖给越国呢？ 

我就像一条狗，不会在吃饭的地方拉屎。