It is the duty of the long-term investor to endure great losses with equanimity.

When the facts change, I change my mind.

Nothing mattered except states of mind, chiefly our own.

A sound banker, alas, is not one who foresees danger and avoids it, but one who, when he is ruined, is ruined in a conventional and orthodox way along with his fellows, so that no one can really blame him. It is necessarily part of the business of a banker to maintain appearances, and to confess a conventional respectability, which is more than human. Life-long practices of this kind make them the most romantic and the least realistic of men.

The master-economist must possess a rare combination of gifts. He must reach a high standard in several different directions and must combine talents not often found together. He must be mathematician, historian, statesman, philosopher - in some degree. He must understand symbols and speak in words. He must contemplate the particular in terms of the general, and touch abstract and concrete in the same flight of thought. He must study the present in the light ofthe past for the purposes of the future

When the accumulation of wealth is no longer of high social importance, there will be great changes in the code of morals. We shall be able to rid ourselves of many of the pseudo-moral principles which have hag-ridden us for two hundred years, by which we have exulted some of the most distasteful of human qualities into the highest virtues.

It is ideas, not vested interests, which are dangerous for good or evil.