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真正的投資者幾乎從不被迫出售他的股票，而在所有其他時候，他可以自由地忽視當前的報價。

廣東話諺語

Zero Defects is a performance standard. It is the standard of the craftsman, regardless of his or her trade.

On the road of entrepreneurship, difficulties and challenges are inevitable, but it is these difficulties and challenges that make us stronger.

在數學中，最簡單的解釋往往是最深刻的。

未來屬于今天為之準備的人。