Universal vaccination may well be the greatest success story in medical history.

I'm an addict, I'm addicted to success. Thankfully, there's no rehab for success.

Success is not just making money. Success is happiness. Success is fulfillment; it's the ability to give.

I raised five children. They all have different personalities. All of them have different issues, different levels of success. That was a learning experience for me.

Treat failure as a lesson on how not to approach achieving a goal, and then use that learning to improve your chances of success when you try again. Failure is only the end if you decide to stop.

A friend of mine said something powerful at his grandfather's funeral. He said that the greatest lesson from his grandfather's life was that he died empty, because he accomplished everything he wanted, with no regrets. I think that, along with leaving a legacy, would be the greatest sign of success.

A lot of people think the path to success is a straight line, but it's not. It has got many turns and curves, and you just got to go with the ebbs and flows of it all.

Money does not guarantee success.

Success produces confidence; confidence relaxes industry, and negligence ruins the reputation which accuracy had raised.

One measure of your success will be the degree to which you build up others who work with you. While building up others, you will build up yourself.