Similarities between Aquinas and Aristotle
I: Both hold that humans have
a function and that virtue is necessary for its fulfillment.
II: Both hold that certain
sorts of actions are intrinsically wrong and that we can know that they are by intellectual apprehension and reason.
III: Both hold that things
have natures, that their natures determine what is
good for them and what is bad for them, and that wickedness is contrary to
Differences between Aquinas and Aristotle
thinks humans are ordered to a supernatural end the achievement of which
requires the supernatural virtues of faith, hope and
believes that the natures of all things are rooted in God [all things are like
God in some way] and thus that the ground for all necessary truths is the
believes that the natural law, when understood strictly as the moral law, is
not simply known by reason and based on the natures of things, but is also
based on Godís nature and is enjoined by God.
very explicitly roots moral principles in the intrinsic value of things.
expressly formulates one ultimate moral precept and provides for specificatory principles that will allow one to clearly
apply that precept to particular moral questions