I find that people... very few people think that what they're doing is bad, and usually the people who think what they're doing is bad it has more to do with guilt.
It is a pity that instead of the Pilgrim Fathers landing on Plymouth Rock, Plymouth Rock had not landed on the Pilgrim Fathers.
The prejudices of ignorance are more easily removed than the prejudices of interest; the first are all blindly adopted, the second willfully preferred.