St. Thomas Aquinas's arguments are indeed very rational and logical.
"I have found the scholastic arguments of Holy Doctor Thomas Aquinas become more persuasive with a practical demonstration."
"The torch is hot in actuality. The wood, only in potentiality. Fire can make it go from potentiality to actuality. Want to see?"
"No! I'm convinced! God is the uncaused cause of everything! It's obvious!"