Saint Aquinas Argument

Saint Aquinas was a significant Christian philosopher and theologian of the Medieval Ages. In addition to attempting to Christianize Aristotle’s arguments, Aquinas also stressed the idea of actuality, connecting the “act” with the esse, or being of the object. He argued that something without an essence could not have actuality. Similarly, an nonexistent object cannot have an essence. Aquinas elaborated on his idea of the “acts of being” by putting objects in a hierarchical structure based on their being, much like the Ancient Greek philosopher Plato’s Simile of the Line.
In this structure, God is at the top, being the most pure of everything, and the least capable to change into something which He is not. He has no matter, being spiritual,