Had he received from their bounty in the matter of art?
No.

One of the most striking things in history is the fact that Paul abode in Athens and wrote about it, without having any impression made upon his imaginative mind, apparently, by its statues, its pictures or its temples.

The most gorgeous period of Grecian art poured its light on his path, and he never mentioned it.

The New Testament is as dead to art-beauty as though it had been written by a hermit in an Egyptian pyramid who had never seen the light of sun.

Then what did he owe the Greeks?
Not philosophy, not art, and certainly not religion, which was fetichism.