The artist himself may not think he is religious, but if he is sincere his sincerity in itself is religion.
When you really think about your hand you begin to realize its connection, to sense the hum of your own being passing through it. When we look at a piece of the universe we should feel the same.
I think that one's art is a growth inside one. I do not think one can explain growth. It is silent and subtle. One does not keep digging up a plant to see how it grows.