Unless you're involved with thinking about what you're doing, you end up doing the same thing over and over, and that becomes tedious and, in the end, defeating.

Buying books was a way anyone could acquire a work of art for very little.

I didn't want to save art - I respected the older artists too much to think art needed saving. But I knew it was finished, even though, at that time, I didn't know what I would do.

Minimal art went nowhere.

A work of art may be understood as a conductor from the artist's mind to the viewer's. But it may never reach the viewer, or it may never leave the artist's mind.

Conceptual art became the liberating idea that gave the art of the next 40 years its real impetus.

Artists are mystics rather than rationalists. They leap to conclusions that logic cannot reach.