But I found that being an artist and doing accurate work is very difficult.

But I'm the only one who can paint the moon, because I'm the only one who knows whether that's right or not.

It's hard not to be excited when you're going to find a way to land on the moon.

I can remember walking on the moon.

The moon is very rugged.

As the centuries unfold, millions of artists will live on the moon and paint the moon and Mars as we go out into the universe.

One of the great things about the universe is that it's fair.