[To learn] is to harness Nature; to spare man all that is most physical, backbreaking, and brutish in the work of production; to make mind master over matter.

Treat all economic questions from the viewpoint of the consumer, for the interests of the consumer are the interests of the human race.

In an economy, an act, a habit, an institution, or a law, gives birth not only to an effect, but to a series of effects. Of these effects, the first only is immediate; it manifests itself simultaneously with its cause - it is seen. The others unfold in succession - they are not seen. Now this difference is enormous, for it is often true that when the immediate consequence is favorable, the ultimate consequences are fatal, and the converse.

The solution of the social problem is in liberty.

It is impossible to introduce into society a greater change and a greater evil than this: the conversion of the law into an instrument of plunder.

I believe that my theory is correct; for whatever be the question upon which I am arguing, whether it be religious, philosophical, political, or economical; whether it affects well-being, morality, equality, right, justice, progress, responsibility, property, labor, exchange, capital, wages, taxes, population, credit, or Government; at whatever point of the scientific horizon I start from, I invariably come to the same thing—the solution of the social problem is in liberty.

Countries which enjoy the highest level of peace, happiness and prosperity are the ones where the law least interfered with private affairs.