Why public promises are often irrelevant to politics

“So accept the favours, sway the key blocs, and you will get into power — ruling with actions that look contradictory and stupid to those who don’t understand the game: privately helping a powerful industry you publicly denounced, or passing laws that hurt a bloc that voter for you. But your job isn’t to have a consistent understandable ruling policy, but to balance the interests of your keys to power big and small. That is how you stay in office.” (9:48)