God's Existence Disproven

What is God? Who is God? Why do some people conclude that a God exists? Saint Thomas Aquinas goes from the fact that there must be a first efficient cause to the conclusion that God is that cause. Why must Aquinas make the extraordinary jump from there being a cause, to assuming that this cause must be God? Would it not be just as plausible to make matter the first cause? Matter is the substance …

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