When the facts change, I change my mind.

Nor should the argument seem strange that taxation may be so high as to defeat its object, and that, given sufficient time to gather the fruits, a reduction of taxation will run a better chance than an increase of balancing the budget.

I am sure that the power of vested interests is vastly exaggerated compared with the gradual encroachment of ideas.

The power to become habituated to his surroundings is a marked characteristic of mankind.

It is astonishing what foolish things one can temporarily believe if one thinks too long alone, particularly in economics.

Newton was not the first of the age of reason, he was the last of the magicians.

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