therein lies the rub

devil lies in the details

Synonym of devil is in the details.

pack of lies

Total lies, complete untruth

rub down

To rub from top to bottom, e.g. for cleaning, stripping paint or massage.

rub elbows

To associate closely; to consort, mingle, or socialize.

rub in

To make a point in an irritatingly emphatic manner.

rub it in

To add insult to injury; to emphasize one's strengths or another's weaknesses in a manner that degrades another.

rub off

To be transferred with little or no effort.

rub off on

To be acquired by or transferred to (someone) as a result of regular exposure.