Woe to him who teaches men faster than they can learn.

Time sanctifies everything; even the most arrant theft in the hands of the robber's grandchildren becomes sacred and inviolable property.

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 redistribution.

A great civilization is not conquered from without, until it has destroyed itself from within. The essential causes of Rome's decline lay in her people, her morals, her class struggle, her failing trade, her bureaucratic despotism, her stifling taxes, her consuming wars.

In progressive societies the concentration[of wealth] may reach a point where the strength of number in the many poor rivals the strength of ability in the few rich; then the unstable equilibrium generates a critical situation, which history has diversely met by legislation redistributing wealth or by revolution distributing poverty.

To give life a meaning, one must have a purpose larger than self.

It may be true that you can't fool all the people all the time, but you can fool enough of them to rule a large country.