Moral truth, resting entirely upon the ascertained consequences of actions, supposes a process of observation and reasoning.

The knowledge of one generation is the ignorance of the next.

Credulity is always a ridiculous, often a dangerous failing: it has made of many a clever man, a fool; and of many a good man, a knave.

Equality! Where is it, if not in education? Equal rights! They cannot exist without equality of instruction.

If we bring not the good courage of minds covetous of truth, and truth only, prepared to hear all things, and decide upon all things, according to evidence, we should do more wisely to sit down contented in ignorance, than to bestir ourselves only to reap disappointment.

The condition of women affords in all countries the best criterion by which to judge the character of men.

Love of power more frequently originates in vanity than pride (two qualities, by the way, which are often confounded) and is, consequently, yet more peculiarly the sin of little than of great minds.