Somehow Misha managed to keep his cool, most likely because he knew what his brother's reaction would be otherwise. Michael had been taking less and less of Misha's misbehaviour as years passed, and that last thing he wanted was to be banned from the shop.
"You have it wrong," he said, the flatness to his voice highlighting the emotion in Bella's.
"A human slave is like any other kind of creature. I'm a werewolf and that comes with certain strengths and weaknesses. You're a human, also with strengths and weaknesses. I respect you for what you are, and the part that you have been chosen to play."
In fact, Misha's beliefs about slavery were very deeply held, almost religious, and they shaped a lot of the way he lived his life. That didn't mean he was perfect however, and his voracious sexual appetite often dropped him in hot water.