Παροιμίαι 17:18

¹⁸Ἀνὴρ ἄφρων ἐπικροτεῖ καὶ ἐπιχαίρει ἑαυτῷ, ὡς καὶ ὁ ἐγγυώμενος ἐγγύῃ τῶν ἑαυτοῦ φίλων.