It is a good thing to make mistakes so long as you're found out quickly.

When my information changes, I alter my conclusions. What do you do, sir?

Newton was a judaic monotheist of the school of Maimonides

For at least another hundred years we must pretend to ourselves and to every one that fair is foul and foul is fair; for foul is useful and fair is not. Avarice and usury and precaution must be our gods for a little longer still.

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.

The introduction of a substantial Government transfer tax on all transactions might prove the most serviceable reform available,with a view to mitigating the predominance of speculation in the United States.

There is nothing so disastrous as a rational investment policy in an irrational world.