Thanks to Martin for this! https://brandenburg.museum-dig…ex.php?t=objekt&oges=7488 Google translate for that page: The statue of Apollo by François Sigisbert Adam (1710-1761) depicts the adolescent god turning to the statue of Venus Urania, which is the equivalent in the marble hall of the Sanssouci Palace. He is holding a tablet with the words "Te Sociam Studeo Scribundi's Versibus Esse, Quos Ego De Rerum Natura Pangere Conor." ("Help me if I try to put nature in verse"). The verse is taken fr…