Final Cause, or, Hammers and Letters in a Lifeless Universe

Mechanical cause, which is sometimes called efficient cause or historical cause, is the description of an event, an object being moved, in terms of pressures and magnitudes of physical motions and forces acting on the event. Final cause is a description of an event, an actor acting, in terms of the end, purpose, intention, or that for the sake of which the event is done. A mechanical cause looks to the past, and asking what bumped into what to make the event; a final cause looks to the...