And I'd say one of the great lessons I've learned over the past couple of decades, from a management perspective, is that really when you come down to it, it really is all about people and all about leadership.

My father and his brothers were all lawyers, so I think that the expectation was probably for me to grow up to be an attorney, but it never really fascinated me that much. I was more interested in building things.

Nowadays people seem to switch schools, either because they have to, and certain schools only serve certain grades, or because they move to a different place or have some particular interest, but I was in the same school for 13 years

From a relatively early age I got interested in business

You're not just trying to do something marginally, incrementally better. You're doing something that is a fundamental paradigm shift, that will have exponential impact. That means it's harder to do, but ultimately, if it's successful, the impact it has is far greater.

If you really got the right people, and you've got them working together as a team, whether it's in business, whether it's in science, whether it's in politics, you can make a big difference.

I was not an outstanding student. I did a reasonable amount of work. I got generally good - pretty good grades, but I was not that passionate about getting straight A's.