Be modest, be humble, be simple.Make sure you come in first so that you have something to be humble about.

Never complain or make excuses. If something seems unfair, just prove yourself by working twice as hard and being twice as good.

Questioning authority is, I think, a great thing to instill in children. I just didn't have enough of that when I was little.

The Romans thought of themselves as the chosen people, yet they built the greatest army on Earth by recruiting warriors from any background.

I think if you're a 'tiger parent' early on, you don't need to be a 'helicopter parent' in high school.

When my kids wanted to give up on things, I wouldn't let them, and those are lifelong lessons.

Genghis Khan decreed religious tolerance for all of his conquered peoples. So I think he definitely would approve of our constitutional protections of freedom of religion. I think he would also approve of the way the U.S. has been able to attract talented people from all over the world.