In a democracy, the most important office is the office of citizen

No system of regulation can safely be substituted for the operation of individual liberty as expressed in competition.

If there be time to expose through discussion the falsehood and fallacies, to avert the evil by the processes of education, the remedy to be applied is more speech, not enforced silence.

The right most valued by all civilized men is the right to be left alone.

Behind every argument is someone's ignorance.

The greatest factors making for communism, socialism or anarchy among a free people are the excesses of capital. The talk of the agitator does not advance socialism one step. The great captains of industry and finance... are the chief makers of socialism.

It is one of the happy incidents of the federal system that a single courageous State may, if its citizens choose, serve as a laboratory; and try novel social and economic experiments without risk to the rest of the country.