The picture will have charm when each color is very unlike the one next to it.

I certainly consider a great appreciation of painting to be the best indication of a most perfect mind.

Beauty is the adjustment of all parts proportionately so that one cannot add or subtract or change without impairing the harmony of the whole.

What is painting but the act of embracing, by means of art, the surface of the pool?

A common error of ignorance is to maintain that what one does not know does not exist.

It was never shameful to learn from any teacher things that are useful to know.

The greatest work of an artist is the history of a painting.