When somebody persuades me I am wrong, I change my mind.

It would not be foolish to contemplate the possibility of a far greater progress still.

They offer me neither food nor drink - intellectual nor spiritual consolation... [Conservatism] leads nowhere; it satisfies no ideal; it conforms to no intellectual standard, it is not safe, or calculated to preserve from the spoilers that degree of civilization which we have already attained.

The principle objectives in life are love, the creation and enjoyment if aesthetic experience, the pursuit of knowledge. Love comes a long way first.

Dangerous acts can be done safely in a community which thinks and feels rightly, which would be the way to hell if they were executed by those who think and feel wrongly.

If economists could manage to get themselves thought of as humble, competent people on a level with dentists, that would be splendid.

Unlike physics, for example, such parts of the bare bones of economic theory as are expressible in mathematical form are extremely easy compared with the economic interpretation of the complex and incompletely known facts of experience, and lead one a very little way towards establishing useful results.