ὃ σὺ μισεῖς ἑτέρῳ μὴ ποιήσεις → don't do to others what you don't want them to do to you
cŏryphaeus: i, m., = κορυφαῖος,I a leader, chief, head: Epicureorum Zeno, Cic. N. D. 1, 21, 59.