Self-interest, or rather self-love, or egoism, has been more plausibly substituted as the basis of morality.
Thomas JeffersonThe reason that Christianity is the best friend of government is because Christianity is the only religion that changes the heart.
Thomas JeffersonA cold-blooded, calculation, unprincipled, usurper, without a virtue, no statesman, knowing nothing of commerce, political economy, or civil government, and supplying ignorance by bold presumption.
Thomas Jefferson