In Some Cases to Doubt is to Be Certain
 
This day I disputed with myself, whether or no, I had said my prayers this morning, and I could not call to mind any remarkable passage, whence I could certainly conclude, that I had offered my prayers unto Thee. Frozen affections, which left no spark of remembrance behind them! Yet at last, I hardly recovered one token, whence I was assured that I had said my prayers. It seems I had said them, and only said them—rather by heart than with my heart.