The essential point to grasp is that in dealing with capitalism we are dealing with an evolutionary process

All we can thus far say about the duration of the units of [the business cycle] and each of [its] two phases is that it will depend on the nature of the particular innovations that carry a cycle,... and the financial conditions and habits prevailing in the business community in each case.

I know that it is not enough to be remembered for books and theories. One does not make a difference unless it is a difference in people's lives.

Capitalism inevitably and by virtue of the very logic of its civilization creates, educates and subsidizes a vested interest in social unrest.

The banker, therefore, is not so much primarily a middleman in the commodity "purchasing power" as a producer of this commodity. However, since all reserve funds and savings today usually flow to him, and the total demand for free purchasing power, whether existing or to be created, concentrates on him, he has either replaced private capitalists or become their agent; he has himself become the capitalist par excellence.

Innovations are changes which cannot be decomposed into infinitessimal steps.

Marxism is essentially a product of the bourgeois mind.