Only the very rarest of princes can endure even a little criticism, and few of them can put up with even a pause in the adulation.

What each man does is based not on direct and certain knowledge, but on pictures made by himself or given to him...

We forge gradually our greatest instrument for understanding the world - introspection. We discover that humanity may resemble us very considerably - that the best way of knowing the inwardness of our neighbors is to know ourselves.

When everyone thinks alike, no one thinks very much.

Photographs have the kind of authority over imagination to-day, which the printed word had yesterday, and the spoken word before that. They seem utterly real. They come, we imagine, directly to us without human meddling, and they are the most effortless food for the mind conceivable.

Almost always tradition is nothing but a record and a machine-made imitation of the habits that our ancestors created.

Genius sees the dynamic purpose first, find reasons afterward.