Therefore let him that thinks he stands take heed lest he fall.
All Commentaries on 1 Corinthians 10:12 Go To 1 Corinthians 10
Cyprian of Carthage
AD 258
Also that, rebuking the haughty, and breaking down their arrogance, he says in his epistle, "Let him that thinketh he standeth, take heed lest he fall; ".
Also in the first Epistle of Paul to the Corinthians.: "And let him that thinketh he standeth take heed lest he fall."