You're saying those photos are real? Don't 'insult my intelligence'. [=don't treat me as though I am stupid; don't expect me to believe those photos are real]
Most people were forced to work longer hours each week, and to 'add insult to injury', the company decided not to give pay raises.
They're understandably 'insulted' when no one asks for their opinion on a matter that affects them so much.
(..) - Does it come in threes? - Yeah. It stops at dawn? Uh-huh. Well, sometimes it's meant as an insult to the Trinity: The Father, the Son and the Holy Spirit. You know, it's the damndest thing, but we also get all kinds of birds... ...that will just fly against the side (..)2013 The Conjuring