数学的语言是宇宙的语言，通过学习它，我们可以理解宇宙。

Literature is the art of making the invisible visible.

Introspection is the only method by which the mind can be directly observed.

故事帮助我们理解生活的混乱。

The true test of civilization is not the census, nor the size of cities, nor the crops, but the kind of man that the country turns out.

Do not think it worthwhile to produce belief by concealing evidence, for the evidence is sure to come to light.