Politicians are like artists.

Honest, and here's how. Before the advent of the camera artists were commissioned to paint whatever the person paying them wanted painting; a horse, landscape, self, wife, whatever. He painted it, got paid, everyone happy. Then the commissions stopped. The artist had to decide what to do... so modern art evolved as artists started painting whatever they wanted - “I'm fascinated by brush strokes so I'll do a canvas showing all the possible brush strokes. It can be black, because it's not the picture that matters.” Like that. An unmade bed. Whatever. Garbage. But here's the thing. If you don't tell artists what to do you can't blame them for doing whatever they want.

Politicians are like artists. If you don't tell them what to do...