The ocean ... like the air, is the common birth-right of mankind.

If some period be not fixed, either by the Constitution or by practice, to the services of the First Magistrate, his office, though nominally elective, will, in fact, be for life, and that will soon degenerate into an inheritance.

The benefit of even limited monopolies is too doubtful, to be opposed to that of their general suppression.

Take not from the mouth of labor the bread it has earned.

I leave the world and its affairs to the young and energetic, and resign myself to their care, of whom I have endeavored to take care when young.

Freedom [is] the first-born daughter of science

I consider ethics, as well as religion, as supplements to law in the government of man.