A proper wife should be as obedient as a slave... The female is a female by virtue of a certain lack of qualities - a natural defectiveness.

A very populous city can rarely, if ever, be well governed.

Whatever we learn to do, we learn by actually doing it; men come to be builders, for instance, by building, and harp players by playing the harp. In the same way, by doing just acts we come to be just; by doing self-controlled acts, we come to be self-controlled ; and by doing brave acts, we become brave.

It seems that ambition makes most people wish to be loved rather than to love others.

There is no great genius without a mixture of madness.

Demonstration is also something necessary, because a demonstration cannot go otherwise than it does, ... And the cause of this lies with the primary premises/principles.

Leisure of itself gives pleasure and happiness and enjoyment of life, which are experienced, not by the busy man, but by those who have leisure.