Specifying is a human activity. So there is Dan who hasn't specified it, and there are babes in arms who haven't specified it, and there are mud-daubed savages living up the Amazon who haven't specified it, and so on at great length. Then again there are mathematicians who have specified it.
-- What a piece of work is a man. How noble in reason, how infinite in faculties, in form and moving how express and admirable, in action how like an angel, in apprehension how like a God Shakespeare through the mouth of Hamlet