"Appropriation is the idea that ate the art world. Go to any Chelsea gallery or international biennial and you'll find it. It's there in paintings of photographs, photographs of advertising, sculpture with ready-made objects, videos using already-existing film."

"Art is good, bad, boring, ugly, useful to us or not."

"There's one Baldessari work I genuinely love and would like to own, maybe because of my Midwestern roots and love of driving alone. 'The backs of all the trucks passed while driving from Los Angeles to Santa Barbara, California, Sunday, 20 January 1963' consists of a grid of 32 small color photographs depicting just what the title says."

"The forties, seventies, and the nineties, when money was scarce, were great periods, when the art world retracted but it was also reborn."

"I have learned the art of filling in your lines with your visuals and your movies and your imagination."

"The body is your instrument in dance, but your art is outside that creature, the body."

"A great artist is a great man in a great child."

"Certain kinds of speed, flow, intensity, density of attacks, density of interaction... Music that concentrates on those qualities is, I think, easier achieved by free improvisation between people sharing a common attitude, a common language."