have finally aged past his prime ... and , perhaps more than he realizes 
(ROOT (VP (VBP have) (ADVP (RB finally)) (VP (VP (VBN aged) (PP (IN past) (NP (PRP$ his) (NN prime)))) (, ...) (CC and) (, ,) (ADVP (ADVP (ADVP (RB perhaps)) (RBR more)) (SBAR (IN than) (S (NP (PRP he)) (VP (VBZ realizes))))))))
(ROOT (VP (VBP ) (ADVP (RB )) (VP (VP (VBN ) (PP (IN ) (NP (PRP$ ) (NN )))) (, ) (CC ) (, ) (ADVP (ADVP (ADVP (RB )) (RBR )) (SBAR (IN ) (S (NP (PRP )) (VP (VBZ ))))))))