"I'm saying I'd rather you think before you do something rash and get your soul damaged again. I'm certain you've already forgotten something, Lord only knows what the state of your memory will be if you keep getting yourself hurt like this."

It's worrying disguised as Strange being an arrogant shit and bossing Peridot around. Because she's got to be more fucked up than she's letting on. It's soul damage. That's not something most people just sleep off and call it a day.