A parent or a teacher has only his lifetime; a good book can teach forever.

Trade is much superior to piracy. You can rob and kill a man but once, but you can cheat him again and again.

There is no man more dangerous than one who does not doubt his own rightness.

For a man with an education the world is a wide place and the opportunities are many

The more one learns, the more he understands his ignorance.

I have told many, yet when I go down that last trail, I know there will be a thousand stories hammering at my skull, demanding to be told.

I do not like violence, but ours is a violent time, and there are some men who understand nothing else.