19. Because that which is known of God is manifest among them, for God did manifest [it] to them,
20. for the invisible things of Him from the creation of the world, by the things made being understood, are plainly seen, both His eternal power and Godhead--to their being inexcusable;
21. because, having known God they did not glorify [Him] as God, nor gave thanks, but were made vain in their reasonings, and their unintelligent heart was darkened,