All artists are vain, they long to be recognized and to leave something to posterity. They want to be loved, and at the same time they want to be free. But nobody is free.
It's not what we eat but what we digest that makes us strong; not what we gain but what we save that makes us rich; not what we read but what we remember that makes us learned; and not what we profess but what we practice that gives us integrity.
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.
I've had photographs taken for portraits because I very much prefer working from the photographs than from models... I couldn't attempt to do a portrait from photographs of somebody I didn't know.
Crafty men condemn studies; Simple men admire them; And wise men use them: For they teach not their own use: but that is a wisdom without them, and above them, won by observation.
In things that are tender and unpleasing, it is good to break the ice by some one whose words are of less weight, and to reserve the more weighty voice to come in as by chance.