Much is written about the Batman because he is publicly exposed in print. Very little is known personally about his creator, because I haven't given out that many interviews.
“You cannot set art off in a corner and hope for it to have vitality, reality, and substance.”
“I was well aware of the fact that once you appeared in Doctor Who as something else, you were ruled out for the part of the Doctor: that was a kind of well known thing in the business.”