Eclesiastes, 3

12. ἔγνων ὅτι οὐκ ἔστιν ἀγαθὸν ἐν αὐτοῖς εἰ μὴ τοῦ εὐφρανθῆναι καὶ τοῦ ποιεῖν ἀγαθὸν ἐν ζωῇ αὐτοῦ