More from Robert E. Lee:
My chief concern is to try to be an humble, earnest Christian.
Obedience to lawful authority is the foundation of manly character.
It is well that war is so terrible -- lest we should grow too fond of it.
You must study to be frank with the world: frankness is the child of honesty and courage. Say just what you mean to do on every occasion, and take it for granted that you mean to do right.
[T]here is no more dangerous experiment than that of undertaking to be one thing before a man's face and another behind his back.
We failed, but in the good providence of God apparent failure often proves a blessing.
Get correct views of life, and learn to see the world in its true light. It will enable you to live pleasantly, to do good, and, when summoned away, to leave without regret.
Never do a wrong thing to make a friend or keep one.
You cannot be a true man until you learn to obey.
My trust is in the mercy and wisdom of a kind Providence, who ordereth all things for our good.