By Teaching Others You Will Learn Yourself.

Man Must Use What He Has, Not Hope For What Is Not.

The Highest That A Man Can Attain Is To Be Able To Do.

Would A Conscious Human Being Destroy Himself Through War, And Crime, And Quarrels? No, A Man Simply Knows Not What He Does To Himself.

It Is Very Difficult Also To Sacrifice One's Suffering. A Man Will Renounce Any Pleasures You Like But He Will Not Give Up His Suffering.

Common Aim Is Stronger Than Blood.