... Aquinas argues is about motion is a manifest way. He states that "It is certain, and evident to our senses, that in the world some things are motion. Now whatever is moved is moved by another, for nothing can be moved except it is in potentiality to that toward which it is moved; whereas a thing moves inasmuch as it is in act. For motion is nothing else than the reduction of something from potentionally to actuality. But nothing can reduced from potentiality to actuality, except by something in a state a actuality." The second argument the Aquinas argues is from the nature of efficient cause. Aquinas says that, "In the world of sensible things we find there is an order of efficient causes. There is no case known in which a thing is found to be the efficient cause of itself; for so it would be prior to itself, ...

See this essay or coursework document in full right now