He who disdains the fall in infant mortality and the gradual disappearance of famines and plagues may cast the first stone upon the materialism of the economists.

The most serious dangers for American freedom and the American way of life do not come from without.

The boom produces impoverishment. But still more disastrous are its moral ravages. It makes people despondent and dispirited. The more optimistic they were under the illusory prosperity of the boom, the greater is their despair and their feeling of frustration.

Those fighting for free enterprise and free competition do not defend the interests of those rich today. They want a free hand left to unknown men who will be the entrepreneurs of tomorrow.

People do not cooperate under the division of labor because they love or should love one another. They cooperate because this best serves their own interests.

Every extension of the functions and power of the State beyond its primary duty of maintaining peace and justice should be scrutinized with jealous vigilance.

The main political problem is how to prevent the police power from becoming tyrannical. This is the meaning of all the struggles for liberty.