Nobody is in a position to decree what should make a fellow man happier.

What is called economic progress is the joint effect of the activities of the three progressive groups-or classes-of the savers, the scientist-inventors, and the entrepreneurs, operating in a market economy as far as it is not sabotaged by the endeavors of the nonprogressive majority of the routinists and the public policies supported by them.

Nobody ever recommended a dictatorship aiming at ends other than those he himself approved. He who advocates dictatorship always advocates the unrestricted rule of his own will

Human action is purposeful behavior.

Every innovation makes its appearance as a 'luxury' of the few well-to-do. After industry has become aware of it, the luxury then becomes a 'necessity' for all.

Nobody can be at the same time a correct bureaucrat and an innovator

The Santa Claus principle liquidates itself.