Those that know, do. Those that understand, teach – Aristotle

In making a speech one must study three points: first, the means of producing persuasion; second, the language; third the proper arrangement of the various parts of the speech – Aristotle

No excellent soul is exempt from a mixture of madness – Aristotle

Courage is the first of human qualities because it is the quality which guarantees the others – Aristotle

Both oligarch and tyrant mistrust the people, and therefore deprive them of their arms – Aristotle

For though we love both the truth and our friends, piety requires us to honor the truth first – Aristotle