I feel that I am much freer if I'm on my own, but I'm sure that there are a lot of painters who would perhaps be even more inventive if they had people round them... I find that if I am on my own I can allow the paint to dictate to me. So the images that I'm putting down on the canvas dictate the thing to me and it gradually builds up and comes along.

Money is a good servant, a dangerous master.

A bachelor's life is a fine breakfast, a flat lunch, and a miserable dinner.

Man prefers to believe what he prefers to be true.

The nature of things betrays itself more readily under the vexations of art than in its natural freedom.

If any human being earnestly desire to push on to new discoveries instead of just retaining and using the old; to win victories over Nature as a worker rather than over hostile critics as a disputant; to attain, in fact, clear and demonstrative knowlegde instead of attractive and probable theory; we invite him as a true son of Science to join our ranks.

It is a sad fate for a man to die too well known to everybody else, and still unknown to himself.