道德情操论是政治经济学理论的基础。

The real hero is the one who knows how to live in peace, not in war.

The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.

Philosophy is a battle against the bewitchment of our intelligence by means of language.

世界可能是卑鄙的，但人们不必如此，如果他们拒绝的话。