When the accumulation of wealth is no longer of high social importance, there will be great changes in the code of morals.

A study of the history of opinion is a necessary preliminary to the emancipation of the mind.

The Economic Problem...the problem of want and poverty and the economic struggle between classes and nations, is nothing but a frightful muddle, a transitory and unnecessary muddle.

Markets can remain irrational longer than you can remain solvent.

An investor who proposes to ignore near-term market fluctuations needs greater resources for safety and must not operate on so large a scale, if at all, with borrowed money.

The numeric system was invented to help man to put order in the chaos of the world.

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.