"The more you know, the more you know you don't know."

"The slave is wholly lacking the deliberative element; the female has it but it lacks authority; the child has it but it is incomplete."

"The female is also more given to flattery and more obsequious, and more apt to fawn."

"It is clear, then, that some men are by nature free, and others slaves, and that for these latter slavery is both expedient and right."

"The secret to humor is surprise."