If one of them is the best brain surgeon in the world, it might explain his reluctance. "If someone else gets a tumor, they can always come to the best brain s

If one of them is the best brain surgeon in the world, it might explain his reluctance. "If someone else gets a tumor, they can always come to the best brain surgeon in the world! But if it happens to me, I'm stuck with the second best brain surgeon in the world, and he's a quack!"