Very simple, isn’t it? In fact it’s so simple that they think it simply cannot be possible. The stumblingblock.
Iff'n yer a Catholic; your Priest will ask you some questions, and, if you pass the test, you get absolved of your sins, allowing you into Heaven - where God the Father dwells.
Iff'n yer a PROTESTant; your Conscience will ask you some questions, and, if you realize that no matter WHAT you come up with, it'll be no better than...
... 'God, have mercy on me, a sinner.'
Luke 18:13
A voice called, “Call out!”
I asked, “What should I call out?”
“Call out: All people are like grass, and all their beauty is like a flower in the field.
Isaiah 40:6