Aristotle and Plato considered Greeks so innately superior to barbarians that slavery is justified so long as the master is Greek and the slave barbarian.
Bertrand RussellHave no respect for the authority of others, for there are always contrary authorities to be found
Bertrand RussellThe first essential character [of civilization], I should say, is forethought. This, indeed, is what mainly distinguishes men from brutes and adults from children.
Bertrand RussellThe trouble with the world is that the stupid are cocksure and the intelligent are full of doubt.
Bertrand Russell