Happiness lies in virtuous activity, and perfect happiness lies in the best activity, which is contemplative

No excellent soul is exempt from a mixture of madness.

And, speaking generally, passion seems not to be amenable to reason, but only to force.

Man's best friend is one who wishes well to the object of his wish for his sake, even if no one is to know of it.

Be a free thinker and don't accept everything you hear as truth. Be critical and evaluate what you believe in.

Different men seek after happiness in different ways and by different means, and so make for themselves different modes of life and forms of government.

Neither old people nor sour people seem to make friends easily; for there is little that is pleasant in them.