没有道德或不道德的书，只有写得好或写得差的书。

翻译：天空高高在上而大地在人们脚下，乾坤所代表的天地的位置就确定了；把在人们脚下的和高高在上的罗列出来，高下与卑贱事物的地位就排定了；运动与静止有规律，阳刚和阴柔就明确分开了。

世界只存在于你的眼中。你可以让它变得很大，也可以让它变得很小。

The world is everything that is the case.

Extraordinary claims should require extraordinary evidence to be believed.

I constantly see people rise in life who are not the smartest, sometimes not even the most diligent, but they are learning machines. They go to bed every night a little wiser than they were when they got up.

流放不是一个地方，而是一种你随身携带的心态。