Ζήσεις βίον κράτιστον, ἢν θυμοῦ κρατῇς → Vives bene, si sis vacuus iracundia → Am besten lebst du, wenn du deinen Zorn beherrschst
middle voice from διά and στέλλω; to set (oneself) apart (figuratively, distinguish), i.e. (by implication) to enjoin: charge, that which was (give) commanded(-ment).