They are the best physicians, who being great in learning most incline to the traditions of experience, or being distinguished in practice do not reflect the methods and generalities of art.

There is a cunning which we in England call "the turning of the cat" in the pan; which is, when that which a man says to another, he says it as if another had said it to him.

There is superstition in avoiding superstition.

All bravery stands upon comparisons.

For whatever deserves to exist deserves also to be known, for knowledge is the image of existence, and things mean and splendid exist alike.

I think I tend to destroy the better paintings, or those that have been better to a certain extent. I try and take them further, and they lose all their qualities, and they lose everything. I think I would say that I destroy all the better paintings.

Children sweeten labours, but they make misfortunes more bitter.