Examples:

• She's going to go off the rails eventually anyway, Stefan.
• If we're gonna win this war, we can't go off the rails.
• She's going to go off the rails eventually anyway, Stefan.
• Your country is about to go off the rails.
• If we're gonna win this war, we can't go off the rails.
• I can't go off the rails.
• That sort of thing, so you can see how that could easily go off the rails.
• We could go off the rails, you know.
• He's not gonna go off the rails looking for Nikki.
• Or you go off the rails, like last time.