Good and solid analysis and a formal way of looking at a problem [are the core ingredients of good decisions].

Whenever you start-give it your best. The opportunities are there to be anything you want to be. But wanting to be someone isn't enough; dreaming about it isn't enough; thinking about it isn't enough. You've got to study for it, work for it, fight for it with all your heart and soul, because nobody is going to hand it to you.

Trust is the essence of Leadership.

Another rule I have is: Don't let your ego get tied up in a policy dispute. Otherwise, if things don't go your way, you can end up breaking a relationship with somebody with whom you can't afford to break.

My responsibility, our responsibility as lucky Americans, is to try to give back to this country as much as it has given us, as we continue our American journey together.

Decision-making is lonely.

I worked with the Nato Military Committee. The Head of the Luxembourg Armed Forces had equal standing with me, and I had to respect that. He was the leader of the armed forces of a sovereign country. I had to make sure he never thought that I was looking down on them, merely because they had less power than we did. With that kind of approach you can develop bonds of trust. I tried to do the same thing with my colleagues when I was Secretary of State.