You can't get it right, until you make it wrong.
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.
The first thing you see is the last thing you do.
Gray is the queen of colors, because she makes everyone else look good.
It is in the contrast of light and dark that design happens.
A painting is a collection of a series of corrections.