To be free, a man must be free of his brothers. That is freedom. That and nothing else.

Don't worry. They're all against me. But I have one advantage: they don't know what they want. I do.

America's abundance was created not by public sacrifices to the common good, but by the productive genius of free men who pursued their own personal interests and the making of their own private fortunes. They did not starve the people to pay for America's industrialization. They gave the people better jobs, higher wages, and cheaper goods with every new machine they invented, with every scientific discovery or technological advance- and thus the whole country was moving forward and profiting, not suffering, every step of the way.

Individual rights are the means of subordinating society to moral law.

Science was born as a result and consequence of philosophy; it cannot survive without a philosophical base. If philosophy perishes, science will be next to go.

When you see corruption being rewarded and honesty becoming a self-sacrifice, you may know that your society is doomed

... reason accepts no commandments.