Psychological truth is what works in the practical world.

It is indeed an opinion strangely prevailing amongst men， that houses， mountains， rivers， and in a word all sensible objects， have an existence， natural or real， distinct from their being perceived by the understanding.

"The past is a foreign country; they do things differently there."

商业的成功来自于理解人，而不仅仅是产品。

要理解疯狂，必须先说它的语言。

农业效率绝不能以牺牲环境管理为代价。