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ἐπειδὴ

Cras amet qui numquam amavit quique amavit cras amet → May he love tomorrow who has never loved before; And may he who has loved, love tomorrow as well
Pervigilium Veneris

Greek (Liddell-Scott)

ἐπειδὴ: ἢ ἐπεὶ δὴ (ὡς γράφεται νῦν παρ’ Ὁμ.) ἐντονώτερος τύπος τοῦ ἐπεὶ, ἴδε ἐν λ. ἐπεί.