γελᾷ δ' ὁ μωρός, κἄν τι μὴ γέλοιον ᾖ → the fool laughs even when there's nothing to laugh at
P. and V. φιλόφρων (Xen.), φιλάνθρωπος.
jovial, iucundus; iucunditatis plenus. – sich in sehrj. Stimmung befinden, esse periucunde.