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.
(..) You trash. You've killed my child. It's bad for your child? She matters but ours was an animal? Don't insult... Am I insulting? He took my pregnant wife... Quiet or I'll put you in prison. Please, he's a bit hot-tempered. Hot-tempered? (..)2011 A Separation