Did the person holding the stick kill the man?
NO
Was the man responsible for the stick falling?
NO
Or did the person holding the stick deliberately allow it to fall?
NO
...If a stick falls in the woods and no one is around to hear it, does it make a sound? :P
THERE IS NO STICK. THERE ARE NO WOODS. THERE IS NO ONE ELSE, ONLY ME. EMBRACE SOLIPSISM.