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

Knowledge signifies things known. Where there are no things known, there is no knowledge. Where there are no things to be known, there can be no knowledge. We have observed that every science, that is, every branch of knowledge, is compounded of certain facts, of which our sensations furnish the evidence. Where no such evidence is supplied, we are without data; we are without first premises; and when, without these, we attempt to build up a science, we do as those who raise edifices without foundations. And what do such builders construct? Castles in the air.

There is a vulgar persuasion, that the ignorance of women, by favoring their subordination, ensures their utility. 'Tis the same argument employed by the ruling few against the subject many in aristocracies; by the rich against the poor in democracies; by the learned professions against the people in all countries.

Equality is the soul of liberty; there is, in fact, no liberty without it.

I am neither Jew nor Gentile, Mahomedan nor Theist; I am but a member of the human family.

The world is full of religion, and full of misery and crime.

How are men to be secured in any rights without instruction; how to be secured in the equal exercise of those rights without equality of instruction? By instruction understand me to mean knowledge - just knowledge; not talent, not genius, not inventive mental powers.