Bill Gates

Governments will always play a huge part in solving big problems. They set public policy and are uniquely able to provide the resources to make sure solutions reach everyone who needs them. They also fund basic research, which is a crucial component of the innovation that improves life for everyone.

In this business, you have a hierarchy of stars. Russell Crowe, Tom Hanks - you name 'em, they can play any part they want. Guys like me who are somewhere down in the middle of the pack, that's a different story. I can do things in the theater that I can't do anyplace else.