The evolution of man is slow. The injustice of men is great.

I was disappointed in Niagara - most people must be disappointed in Niagara. Every American bride is taken there, and the sight of the stupendous waterfall must be one of the earliest, if not the keenest, disappointments in American married life.

To be popular one must be a mediocrity.

It's not hard to get the ideas when they come. They just come... it's painful waiting for them.

All art is quite useless.

As for begging, it is safer to beg than to take, but it is finer to take than to beg

Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.