Sin is not a thing we can just sweep under the rug. It’s not a little this or that. Oh no. Sin is most fundamentally our acting like Satan instead of reflecting the glory of God. . . .
Fudging on the truth, spinning things a bit, ignoring God’s word, elevating our reason above what he’s said — these are neither struggles nor foibles, they are Satanic. It is to deny the most fundamental purpose we exist: to glorify God and bear the imprint of his holiness.
Read the whole thing, which includes G.K. Beale’s exposition of how Adam, in his fall, began to resemble the Serpent.