A man can learn a lot if he listens, and if I didn't learn anything else I was learning how much I didn't know.
A body shouldn't heed what might be. He's got to do with what is.
A parent or a teacher has only his lifetime; a good book can teach forever.
What is education but a conditioning of the mind to a society and a way of life.
... we must read, not only for what we read but for what it makes us think.
Any man can shoot a gun, and with practice he can draw fast and shoot accurately, but that makes no difference. What counts is how you stand up when somebody is shooting back at you.