Be Nice: Phrases to Heal All Wounds

Of course it's important for QA and developers to get along. Despite the bugs logged and the "unreproducible" resolutions, in the end, you all want the same thing: to ship a good product.

So what's the fastest way to make friends with a developer and remind him that we're all on the same side?

"I'm just here to prove you're perfect."

The developer will laugh, but the message will come through. You're not there to cast blame; you're there to provide information about the code and how good it really is.