Tit 3:8. Πιστὸς, faithful) The reference is to what goes before.-περὶ τούτων, concerning these things) not concerning things frivolous: 1Ti 1:7, at the end.-φροντίζωσι, that they be careful) no longer foolish, Tit 3:3. [Diligence is necessary.-V. g.]-καλὰ, good) entirely and substantially so. The antithesis is, vain, in the next verse.-ὠφέλιμα, profitable) The antithesis is, unprofitable, ibid.