Then the son told me what happened. The last time he was there, Bohr said to his son, ‘Remember the name of that little fellow in the back over there? He’s the only guy who’s not afraid of me, and will say when I’ve got a crazy idea. So next time when we want to discuss ideas, we’re not going to be able to do it with these guys who say everything is yes, yes, Dr Bohr. Get that guy and we’ll talk with him first.’