For the invisible things of him from the creation of the world are clearly seen, being understood by the things that are made, even his eternal power and deity; so that they are without excuse:
All Commentaries on Romans 1:20 Go To Romans 1
Gennadius of Constantinople
AD 471
He created us with such a nature, placing a mind and reason within us and granting us these things so that by studying this world we might come to a knowledge of the invisible things which are his. Paul says that they are without excuse in order to shut them up…. For God did not deign to reveal himself to human beings in order to give them some excuse but in order to show them that it would be to their advantage to accept him and his mercy. .