" Nevertheless, it was not necessary to assume, as Wolfe had in the case of Viola Duday, that if he had killed Priscilla Eads he had probably done so by contrivance and not by perpetration. In spite of his pure white hair and wrinkled old skin, I would have bet, from the way he looked and moved and held his shoulders and head, that he could still have chinned himself up to five or six times. "
― Rex Stout , Prisoner's Base (Nero Wolfe, #21)