译文：每个人的善、恶程度不同，本性与外表也是不一致的。有的人外貌温良却行为奸诈，有的人前恭谦却心怀狡诈，有的人看上去很勇敢而实际上却很怯懦，有的人似乎已竭尽全力但实际上却不忠诚。

Psychology is the science of mental life in its adaptive relations.

A company's greatest asset is its people, and investing in them is the smartest business decision you can make.

数学不是一项观赏性运动。

A story is not like a road to follow...it's more like a house. You go inside and stay there for a while, wandering back and forth and settling where you like and discovering how the room and corridors relate to each other, how the world outside is altered by being viewed from these windows.

If a man is proud of his wealth，he should not be praised until it is known how he employs it.