I wonder now if his problem isn't that he realizes he can't be and so--to paraphrase Baldwin's famous, if apocryphal, observation--this son must kill his father.
The son must murder his father with a knife or poison.
mnli hypothesis: The son must murder his father with a knife or poison. premise: I wonder now if his problem isn't that he realizes he can't be and so--to paraphrase Baldwin's famous, if apocryphal, observation--this son must kill his father.