The absolute pacifist is a bad citizen; times come when force must be used to uphold right, justice and ideals.

I put forward as a general definition of civilization, that a civilized society is exhibiting the five qualities of Truth, Beauty, Adventure, Art, Peace.

The many become one and are increased by one.

Great dreamers' dreams are never fulfilled, they are always transcended.

Every really new idea looks crazy at first.

...the self-satisfied dogmatism with which mankind at each period of its history cherishes the delusion of the finality of existing modes of knowledge.

Art flourishes where there is a sense of adventure, a sense of nothing having been done before, of complete freedom to experiment.