I don't believe in market timing. I believe in buying good companies at good prices.

Operational effectiveness and strategy are both essential to superior performance, which, after all, is the primary goal of any enterprise.

我们之所以能够区分远处看到的模糊形状和颜色，是因为我们的眼睛的能力。

解释：影子的弯曲与正直是随身体而变化的，根源不在影子自身；自己的屈曲与伸直是随外物而变化的，而不在于个人的主观意志。这就是保持谦退才能使自己处世为先的道理。

The biggest mistake you can make is thinking you know everything.