The historian is a prophet looking backwards.
艺术是自由的科学。
The purpose of advertising is to sell. The purpose of art is to express.
我不是悲观主义者。我是一个受过现实主义训练的乐观主义者。
一个理论的前提越简单，它关联的不同事物越多，其适用范围越广，这个理论就越令人印象深刻。
The only way to discover the limits of the possible is to go beyond them into the impossible.
伟大是许多小事做好的结果。
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.