"The world is a game, and the game is a mirror."

Life is pleasant. Death is peaceful. It's the transition that's troublesome.

心理现象是大自然的生存实验。

To overcome the anxieties and depressions of contemporary life, individuals must become independent of the social environment to the degree that they no longer respond exclusively in terms of its rewards and punishments.

Neither the life of an individual nor the history of a society can be understood without understanding both.

A covenant not to defend myself from force， by force， is always void.