γελᾷ δ' ὁ μωρός, κἄν τι μὴ γέλοιον ᾖ → the fool laughs even when there's nothing to laugh at
εῖσα, έν;part. ao. Pass. de εἴρω².
see εἴρ Od. 24.1.
ῥηθείς: εῖσα, έν part. aor. pass. к εἴρω II.