First, all politicians are liars. We know this because we listen to the lying bastards lying every day.
Second, they're all on the take.
Third, they're all incompetent.
In short, we're ruled by a bunch of lying, lazy, corrupt fools. That's why everyone is so angry.
The majority of United States senators are millionaires and nobody thinks this a coincidence: it's long been a fact of American political life that lawmakers enrich themselves whenever they get the chance, and by amounts that make the worst of our MPs' fiddles look as pointless and desultory as they are.