For who makes you to differ from another? and what have you that you did not receive? now if you did receive it, why do you glory, as if you had not received it?
All Commentaries on 1 Corinthians 4:7 Go To 1 Corinthians 4
Cyprian of Carthage
AD 258
Also in the first Epistle of Paul to the Corinthians: "For what hast thou that thou hast not received? But if thou hast received it, why boastest thou, as if thou hadst not received it? "