I'll thank you to keep your opinions to yourself
Don't interfere in my affairs; don't pry or be nosy. I'll thank you to keep your opinions to yourself, OK? I can take care of my problems just fine. I'll thank you to keep your opinions to yourself and stop asking me about my finances.
I'll thank you to keep your opinions to yourself.
Fig. I do not care about your opinion of this matter. Jane: This place is sort of drab. John: I'll thank you to keep your opinions to yourself. Bill: Your whole family is sort of loud. John: I'll thank you to keep your opinions to yourself.