The idea part is simple but the visual perception is complex.

What the work of art looks like isn't too important. It has to look like something if it has a physical form. No matter what form it may finally have it must begin with an idea. It is the process of conception and realization with which the artist is concerned.

The thinking of John Cage derived from Duchamp and Dada. I was not interested in that.

Obviously a drawing of a person is not a real person, but a drawing of a line is a real line.

One usually understands the art of the past by applying the conventions of the present thus misunderstanding the art of the past.

New materials are one of the great afflictions of contemporary art. Some artists confuse new materials with new ideas.

An architect doesn't go off with a shovel and dig his foundation and lay every brick. He's still an artist.