Character may almost be called the most effective means of persuasion.

No great mind has ever existed without a touch of madness.

The same thing may have all the kinds of causes, e.g. the moving cause of a house is the art or the builder, the final cause is the function it fulfils, the matter is earth and stones, and the form is the definitory formula.

When we look at the matter from another point of view, great caution would seem to be required. For the habit of lightly changing the laws is an evil, and, when the advantage is small, some errors both of lawgivers and rulers had better be left; the citizen will not gain so much by making the change as he will lose by the habit of disobedience.

Nothing in life is more necessary than friendship.

It is their character indeed that makes people who they are. But it is by reason of their actions that they are happy or the reverse.

The only stable state is the one in which all men are equal before the law.