"The oil corporations spend a lot of money to get, say, the tar sands pipeline through, but nobody's - you know, there are definitely environmentalists being paid - but a lot of people are acting for something other than financial compensation. So if the tar sands pipeline doesn't get made, it's because a huge amount of people are doing something that doesn't involve remuneration, money, etc., because we're not actually the self-interested financial instruments that economists like to imagine we are."