要理解世界，你必须首先寻求理解自己。

If you're going to build a brand, you have to be relentless in your pursuit of excellence.

思想是有机体在世界中协商其道路的手段。

The desires， and other passions of man， in themselves， are in his own power； his real difficulties are， to know when they are to be controlled， and when not.

牛大叫，但马却不回应；不是因为马没听到声音，是因为它们不是同类啊。点评：同类之间存在着客观联系，故能相应。