The form of government is a democracy when the free, who are also poor and the majority, govern, and an oligarchy when the rich and the noble govern, they being at the same time few in number.

It is not sufficient to know what one ought to say, but one must also know how to say it.

Imagination is a sort of faint perception.

The appropriate age for marrige is around eighteen and thirty-seven for man

The heart is the perfection of the whole organism. Therefore the principles of the power of perception and the souls ability to nourish itself must lie in the heart.

In all things of nature there is something of the marvelous.

A city is composed of different kinds of men; similar people cannot bring a city into existence.