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
ἀνάπας, -ασα, -αν (Μ) ἅπαςόλος, άπας, σύμπας.