Happiness Depends On Ourselves.

In Poverty And Other Misfortunes Of Life, True Friends Are A Sure Refuge.

There Is No Great Genius Without A Mixture Of Madness.

Since We Think We Understand When We Know The Explanation, And There Are Four Types Of Explanation (one, What It Is To Be A Thing; One, That If Certain Things Hold It Is Necessary That This Does; Another, What Initiated The Change; And Fourth, The Aim), All These Are Proved Through The Middle Term.

It Is Not Enough To Win A War; It Is More Important To Organize The Peace.

Justice Therefore Demands That No One Should Do More Ruling Than Being Ruled, But That All Should Have Their Turn.