On stage, I make love to 25,000 different people, then I go home alone.

I've been called a recluse. There's definitely truth in that. I like to spend time alone.

Some people can't stand being alone. I love solitude and silence. But when I come out of it, I'm a regular talking machine. It's all or nothing for me.

Mathematics, such as appertain to painting, are necessary to the painter, also the absence of companions who are alien to his studies: his brain must be versatile and susceptible to the variety of objects which it encounters, and free from distracting cares.

When the labourer co-operates systematically with others, he strips off the fetters of his individuality, and develops the capabilities of his species.

Different from a great part of the world, we in America persist in our belief in individual enterprise and in the profit motive.