"The fact that we conceal sins makes them peculiarly our own. Then they are not just our fault; they are our very penalty. Any concealed fault lays a heavy burden on the soul over and above the remorse for the sin itself. The shame of having hid it in the heart always makes the hider [...]
"Control your appetites before they control you, and shame will greatly help you to maintain such mastery… So let us restrain our appetites with the thought of the fire to come… For the truth is, as one will discover, that the belly is the cause of all human shipwreck." Source: St. John Climacus, The [...]
"The remembrance of what Jesus suffered is a cure for remembrance of wrongs, shaming it powerfully with His patient endurance." Source: St. John Climacus, The Ladder of Divine Ascent
"The fact that 'they did not feel shame' means that the woman was not an 'object' for the man, nor he for her." Source: Pope John Paul II, Man and Woman He Created Them, Pauline Books and Media, 2006.