And if any man thinks that he knows anything, he knows nothing yet as he ought to know.
All Commentaries on 1 Corinthians 8:2 Go To 1 Corinthians 8
Tertullian of Carthage
AD 220
Who also "thought that they knew somewhat, whereas they knew not yet anything, as they ought to know.".
And, "If any thinks himself to know, he knoweth not yet how it behaves him to know I"