He harms himself who does harm to another, and the evil plan is most harmful to the… — Hesiod

He harms himself who does harm to another, and the evil plan is most harmful to the planner.

In the original Greek

οἷ γ᾽ αὐτῷ κακὰ τεύχει ἀνὴρ ἄλλῳ κακὰ τεύχων,

Works and Days · 700 BC
★ 3.8
Provenance
Current citation
Hesiod. "Works and Days." Theogony and Works and Days, translated by M. L. West. Oxford University Press, 2009, l. 265.
Original citation
Hesiod. Ἔργα καὶ Ἡμέραι [Works and Days]. c. 700 BC, l. 265.