The Same River Twice
ποταμοῖσι τοῖσιν αὐτοῖσιν ἐμβαίνουσιν ἕτερα καὶ ἕτερα ὕδατα ἐπιρρεῖ
potamoisi toisin autoisin embainousin hetera kai hetera hydata epirrhei
Heraclitus never quite said the sentence the world quotes him for. What he did say is stranger — and Confucius, standing at his own river in the same century, Japanese tea masters, and a Persian ring all answer it differently.