See it in terms of paint. We don't learn subject matter, we learn paint. The musician can play any score that is set before him.
You can't get it right, until you make it wrong.
It is in the contrast of light and dark that design happens.
It's not what you paint. It's how you paint it. You don't have to paint elaborate things. Paint simple things as beautifully as you can.
I switched to painting with my left hand to be in better company.
I don't look where I'm going, I look where I've been.