“Your unforgivable sins do not allow you to see my splendor.”

“The act of sinning is to allow your will to become rebellious, or do the things wrong that are under your own control.”

“That is the one unforgivable sin in any society. Be different and be damned!”

“That we are capable only of being what we are remains our unforgivable sin.”

“Work, Mr. Burton. There’s nothing like work, for men and women. The one unforgivable sin is idleness.”

“Whatever you do against your better knowledge is sin. (…) Remembering your self is virtue, forgetting your self is sin. (…)”

“[T]he one unforgivable sin, according to dominant Southern public opinion, was moral condemnation of slavery.”

“Examine your own hearts. Do you see there any habit or custom which you know is wrong in the sight of God? If you do, don't delay for a moment in attacking it. Resolve at once to lay it aside. Nothing darkens the eyes of the mind so much, and deadens the conscience so surely, as an allowed sin. It may be a little one, but it is not any less dangerous.”

“Sometimes you have to do something unforgivable just to be able to go on living.”

“Who is allowed to sin, sins less.”
Cui peccare licet, peccat minus.