I had plenty of pimples as a kid. One day I fell asleep in the library. When I woke up, a blind man was reading my face.
Nobody's irreplaceable, including me. I think for too long we've had a cult of personality in this company and in this industry, and frankly, I'd like to see that diminish.
It's very satisfying to promote science and education and see good results. Setting a good example for young people, being a role model, is very important for me.