A useful definition of liberty is obtained only by seeking the principle of liberty in the main business of human life, that is to say, in the process by which men educate their responses and learn to control their environment.
No mariner ever enters upon a more uncharted sea than does the average human being born in the 20th century. Our ancestors know their way from birth through eternity; we are puzzled about the day after tomorrow.
What the public does is not to express its opinions but to align itself for or against a proposal. If that theory is accepted, we must abandon the notion that democratic government can be the direct expression of the will of the people. We must abandon the notion that the people govern. Instead, we must adopt the theory that, by their occasional mobilizations as a majority, people support or oppose the individuals who actually govern. We must say that the popular will does not direct continuously but that it intervenes occasionally.