For certain people have crept in unnoticed [just as if they were sneaking in by a side door]. They are ungodly persons whose condemnation was predicted long ago, for they distort the grace of our God into decadence and immoral freedom [viewing it as an opportunity to do whatever they want], and deny and disown our only Master and Lord, Jesus Christ.

you should save others [from hell, as though you were] snatching them out of the fire. And you should show pity toward some people, [coupled] with a fear [of the consequences of sin], hating the clothing contaminated by a physical sore [i.e., hating sin so much as to avoid it at all costs].