(Exodus, Ibid.) "For in order to exert you": In order to make you great did G–d come. (Ibid.) "and so that His fear be upon your faces." "fear" (here) is shame-facedness. Shame-facedness is a good sign in a man.... "so that you not sin." We are hereby apprised that shame-facedness leads to fear of sin, viz. (Jeremiah 6:15) "Were they ashamed that they committed abominations?
When a Society Loses the Capacity for Shame, Abominations Follow
Mekhilta Tractate Bachodesh 9:14