"He was always ready to pick a quarrel or engage in a fight."

"All works, no matter what or by whom painted, are nothing but bagatelles and childish trifles... unless they are made and painted from life, and there can be nothing... better than to follow nature."

"I was seized the other day in Piazza Navona, I do not know why. I am a painter. I think I know nearly all the painters in Rome ... but not all of them are good men. By a good man I mean someone who ca…"

"It is better to kill than to copy."

"All work is good work if it is well done."