BILL GATES

Success is a lousy teacher. It seduces smart people into thinking they cannot lose.

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

I choose a lazy person to do a hard job because a lazy person will find an easy way to do it.

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

Your most unhappy customers are your greatest source of learning.

If you are born poor it is not your mistake, but if you die poor it is your mistake.