“Your most unhappy customers are your greatest source of learning.”

It's fine to celebrate success, but it is more important to heed the lessons of failure.

I believe that if you show people the problems and you show them the solutions, they will be moved to act.

We always overestimate the change that will occur in the next two years and underestimate the change that will occur in the next ten years.

Success is a lousy teacher. It seduces smart people into thinking they can't lose.

Forgiveness adorns only the serpent that has venom; what worth has the one that is toothless, venomless, meek and mild?

To bring anything into your life, imagine that it's already there.

Strong people make as many mistakes as weak people. Difference is that strong people admit their mistakes, laugh at them, learn from them. That is…

Good people are good because they've come to wisdom through failure. We get very little wisdom from success, you know.