How Much, Preventing God, How Much I Owe To The Defences Thou Hast Round Me Set; Example, Custom, Fear, Occasion Slow,-- These Scorned Bondmen Were My Parapet. I Dare Not Peep Over This Parapet To Gauge With Glance The Roaring Gulf Below, The Depths Of Sin To Which I Had Descended, Had Not These Me Against Myself Defended.