When you get born your father and mother lost something out of themselves, and they are going to bust a ham trying to get it back, and you are it. They know they can't get it all back but they will get as big a chunk out of you as they can.
Perhaps he had to be close in order to keep a reason for the things he did. To make the things he did be themselves Life. And not merely a delightful exercise of technical skill which man had been able to achieve because he, of all the animals, had a fine thumb. Which is nonsense, for whatever you live is Life.
In one deep sense, novels are concealed autobiography. I don't mean that you are telling facts about yourself, but you are trying to find out what you really think or who you are.