Meaning: If it were not for the grace of God, I would be in as sorry a state as any man.
1 Cor. 15:10
But by the grace of God I am what I am: and his grace which was bestowed upon me was not in vain; but I laboured more abundantly than they all: yet not I, but the grace of God which was with me.
Hebrews 12:15
Looking diligently lest any man fail of the grace of God; lest any root of bitterness springing up trouble you, and thereby many be defiled;