Ask at the forum if you have an Ancient or Modern Greek query!
Γελᾷ δ' ὁ μωρός, κἄν τι μὴ γέλοιον ᾖ → The fool laughs even when there's nothing to laugh at
διάπειρα, διάσκεψις, ζήτημα, ζήτησις, κατασκοπή, πραγματεία, σκέμμα, σκέψις