Happiness depends upon ourselves – 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

All human actions have one or more of these seven causes: chance, nature, compulsions, habit, reason, passion, desire – Aristotle

There is no great genius without a mixture of madness – Aristotle

The secret to humor is surprise – Aristotle

We become just by performing just action, temperate by performing temperate actions, brave by performing brave action – Aristotle