We are all aware that Eratosthenes of Cyrene was a brilliant astronomer, mathematician, poet, geographer and music theorist. All very impressive, his accomplishments.
What you may not recall is that he was also the Chief Librarian of the Library of Alexandria in Egypt. Obviously the sort of place where Rhinos are influential.
In fact, it was Eratosthenes who is famous for inventing the imperative suggestion shown, the Greek equivalent of “Shhhh!”.