Aquinas Fifth Proof For The Existence Of God

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According to Aquinas, the existence of God can be proven through observing that all things are designed, therefore there must be a designer. His initial premise states that every being is moving toward a goal of some sort, finding a specific purpose. This does not happen by chance, it is a premeditated path and every natural being has their own direction. The second premise explains that most beings lack knowledge of their goal. For example, plants lack knowledge of their “goal” which is to undergo the process of photosynthesis and help sustain the planet. It is what they’re designed to do. The Catholic Community Forums explanation of the Fifth Proof can support the forth premise, stating, “ the bird's wing, designed for the purpose of flight; the human ear, designed for the purpose of hearing; the natural environment, designed to support life; and on and on” (Catholic Community …show more content…

The Theory of Evolution can be defined as the process organisms undergo and change overtime to better fit to its environment. This includes physical and biological traits (Than). This challenges Aquinas’ fifth proof by challenging the existence of a natural things design, since it is always undergoing change. If there was a God, he would have designed them to always be going to their goal of an advantageous life, and wouldn’t need to change its design. While this theory ultimately rejects many different arguments for the existence of God, it particularly effects this proof as Aquinas credits all things designed to an intelligent designer. But would an intelligent designer need to change his design? As the premises argue, we have a predetermined path and goal that we are to follow, whether we know it or not, that was set out for God. If we had a fixed path and ultimately one specific goal, we wouldn’t need “tweaking” or manipulating of the biochemistry of every natural being. The biochemistry of the being should

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