“A history of civilization shares the presumptuousness of every philosophical enterprise: it offers the ridiculous spectacle of a fragment expounding the whole. Like philosophy, such a venture has no rational excuse, and is at best but a brave stupidity; but let us hope that, like philosophy, it will always lure some rash spirits into its fatal depths.”

“We conclude that the concentration of wealth is natural and inevitable, and is periodically alleviated by violent or peaceable partial redistribution. In this view all economic history is the slow heartbeat of the social organism, a vast systole and diastole of concentrating wealth and compulsive recirculation.”

“Civilization is the order and freedom is promoting cultural activity.”

“Moral codes adjust themselves to environmental conditions.”

“Sixty years ago I knew everything now I know nothing education is a progressive discovery of our own ignorance. ”

“Every form of government tends to perish by excess of its basic principle.”

“Truth always originates in a minority of one, and every custom begins as a broken precedent.”

“Science gives us knowledge, but only philosophy can give us wisdom.”

“Knowledge is the eye of desire and can become the pilot of the soul.”

“Our knowledge is a receding mirage in an expanding desert of ignorance.”

“Most of us spend too much time on the last twenty-four hours and too little on the last six thousand years.”