The amount of eccentricity in a society has generally been proportional to the amount of genius, mental vigor, and moral courage it contained. That so few now dare to be eccentric marks the chief danger of the time.

Trade is a social act. Whoever undertakes to sell any description of any goods to the public, does what affects the interest of other persons, and of society in general; and thus his conduct, in principal, comes within the jurisdiction of society.

The moment one asks himself whether he is happy, he ceases to be so.

Liberty consists in doing what one desires.

A people may prefer a free government, but if, from indolence, or carelessness, or cowardice, or want of public spirit, they are unequal to the exertions necessary for preserving it. They are more or less unfit for liberty; and although it may be for their good to have had it even for a short time, they are unlikely long to enjoy it

War is an ugly thing, but not the ugliest of things: the decayed and degraded state of moral and patriotic feeling which thinks nothing worth a war, is worse. A war to protect other human beings against tyrannical injustice; a war to give victory to their own ideas of right and good, and which is their own war, carried on for an honest purpose by their own free choice - is often the means of their regeneration.

We have hitherto considered only two possibilities: that the received opinion may be false, and some other opinion, consequently, true; or that, the received opinion being true, a conflict with the opposite error is essential to a clear apprehension and deep feeling of its truth. But there is a commoner case than either of these; when the conflicting doctrines, instead of being one true and the other false, share the truth between them.