You have the key

You have the key, originally uploaded by italida83.

"Ποταμοῖς τοῖς αὐτοῖς ἐμβαίνομέν τε καὶ οὐκ ἐμβαίνομεν, εἶμέν τε καὶ οὐκ εἶμεν." "We both step and do not step in the same rivers. We are and are not." Heraclitus the Riddler