The intelligence consists not only in the knowledge but also in the skill to apply the knowledge into practice.

We praise a man who feels angry on the right grounds and against the right persons and also in the right manner at the right moment and for the right length of time.

Friendship is two souls inhabiting one body.

Only an armed people can be truly free. Only an unarmed people can ever be enslaved.

What is common to many is least taken care of, for all men have greater regard for what is their own than what they possess in common with others.

Anyone who has no need of anybody but himself is either a beast or a God.

Excellence or virtue is a settled disposition of the mind that determines our choice of actions and emotions and consists essentially in observing the mean relative to us ... a mean between two vices, that which depends on excess and that which depends on defect.