"With all due respect":
Invariably this means
No respect is due.
If you feel the need
To preface your words with this
Keep them to yourself.
With all due respect
You're completely full of shit
But don't take offense
http://tvtropes.org/pmwiki/pmwiki.php/Haiku/WithDueRespect
FollowingHaiku / With Due Respect
Go To
