But in the meantime I became accustomed to the writing life and it would be hard to change now - partly because of the salary cut if I went to my other love, teaching; and partly because I still have stories to tell, even though it isn't all that fun doing the work anymore.
It's been amazing, the number of commercials that I've done, starting back in 1968. It must be 8,000.
Even if there is only one possible unified theory, it is just a set of rules and equations. What is it that breathes fire into the equations and makes a universe for them to describe?

