At the heart of capitalism is creative destruction.

The function of entrepreneurs is to reform or revolutionize the pattern of production by exploiting an invention or, more generally, an untried technological possibility for producing a new commodity or producing an old one in a new way, by opening up a new source of supply of materials or a new outlet for products, by reorganizing an industry and so on.

The religious quality of Marxism also explains a characteristic attitude of the orthodox Marxist toward opponents. To him, as to any believer in a Faith, the opponent is not merely in error but in sin. Dissent is disapproved of not only intellectually but also morally. There cannot be any excuse for it once the Message has been revealed.

We always plan too much and always think too little.

There is another method of obtaining money... It does not presuppose the existence of accumulated results of previous development, and hence may be considered as the only one which is available in strict logic. This method of obtaining money is the creation of purchasing power by banks. The form it takes is immaterial.

Geniuses and prophets do not usually excel in professional learning, and their originality, if any, is often due precisely to the fact that they do not.

The strategic stimulus to economic development in Schumpeter's analysis is innovation, defined as the commercial or industrial application of something new---a new product, process or method of production, a new market or source of supply, a new form of commercial, business or financial organization.