The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

The soul is a garden where thoughts bloom like flowers.

每一本书都是一扇通向另一个世界的门，每一个读者都是穿越它的旅行者。

The principle of asceticism never was， nor ever can be， consistently pursued by any living creature.

The rule, or measuring rod, which the behaviorist puts in front of him always is: Can I describe this bit of behavior I see in terms of "stimulus and response"?