If it's all wrong, it's all right.
The first thing you see is the last thing you do.
You're afraid because you're thinking about the end, not about what you're doing.
It is in the contrast of light and dark that design happens.
Gray is the queen of colors, because she makes everyone else look good.
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.