The aim of the wise is not to secure pleasure, but to avoid pain – Aristotle

Jealousy is both reasonable and belongs to reasonable men, while envy is base and belongs to the base, for the one makes himself get good things by jealousy, while the other does not allow his neighbour to have them through envy – Aristotle

It is just that we should be grateful, not only to those with whose views we may agree, but also to those who have expressed more superficial views; for these also contributed something, by developing before us the powers of thought – Aristotle

My best friend is the man who in wishing me well wishes it for my sake – Aristotle

A friend to all is a friend to none – Aristotle

The secret to humor is surprise – Aristotle