The one exclusive sign of thorough knowledge is the power of teaching – Aristotle
Happiness depends upon ourselves – Aristotle
The secret to humor is surprise – Aristotle
Character may almost be called the most effective means of persuasion – Aristotle
Courage is the first of human qualities because it is the quality which guarantees the others – Aristotle
All paid jobs absorb and degrade the mind – Aristotle
The law is reason, free from passion – Aristotle