There are no social differences - till women come in.

The true objection to slavery is not that it is unjust to the inferior but that it corrupts the superior.

Men fancied there might be other men upon Mars, perhaps inferior to themselves and ready to welcome a missionary enterprise.

When she was fifteen if you'd told her that when she was twenty she'd be going to bed with bald-headed men and liking it, she would have thought you very abstract.

Ignorance is not an extension of time

Strength is the outcome of need; security sets a premium on feebleness.

What on earth would a man do with himself, if something did not stand in his way?