Politicians, police, military, doctors, lawyers, teachers... all mix-'n-match .. in their motives for choosing a career
politicians as a body would be neither better nor worse than the others .. some enter thinking of public service, others
enter for less altruistic reasons .. some say all cops are pigs .. some say all politicians are in it for themselves .. both are wrong.
Give a bill to a beggar it makes the giver feel good .. anything you do of your own volition carries with it a benefit to yourself .. i reckon.
How many parents become parents for their children's sake?
It was Plato who said, “He, O men, is the wisest, who like Socrates, knows that his wisdom is in truth worth nothing”