It is the rate of investment which governs the rate of saving, and not vice versa.

It is the business of economists, not to tell us what to do, but show why what we are doing anyway is in accord with proper principles.

New ideas are difficult just because they are new. Repetition has somehow plastered over the gaps and inconsistencies in the old ones, and the new cannot penetrate.

The nature of technology depends very much upon what the public can be induced to put up with.

Unemployment is a reproach to a democratic government.

The fundamental differences between Marxian and traditional orthodox economics are, first, that the orthodox economists accept the capitalist system as part of the eternal order of Nature, while Marx regards it as a passing phase in the transition from the feudal economy of the past to the socialist economy of the future.

science progresses by trial and error, and when it is forbidden to admit error there can be no progress.