마음 바꾸지 마.

A: I’ve had my fill of people who think negatively.
B: I’ve said it countless times. “Misery loves company.”
A: Yes, and I won’t give naysayers the satisfaction.
B: That’s the right way to be. 마음 바꾸지 말라고.

A: 부정적으로 생각하는 사람들은 지긋지긋하게 많아.
B: 내가 무수히 말해왔잖아. “사람들은 혼자 슬픈 일을 겪으려고 하지 않는다.”라고 말이야.
A: 맞아, 그래서 난 그런 비관론자들이 기분 좋을 일을 하진 않을 거야.
B: 그렇게 하는 게 정답이지. Stick to your guns.

[Additional expressions]
*I’ve had my fill of
– I’ve had enough of / I’ve had more than I need of /I don’t need any more of
*people who think negatively
– negative-minded people / people who always look on the bad side of things
*I’ve said it countless times.
– I’ve been saying it for many years. / It’s just like I’ve always said.
*“Misery loves company.”
– Depressed people want to make other people depressed. / Sadness breeds sadness.
*I won’t give naysayers the satisfaction.
– I’m not going to let the depressed people win. / They won’t get me.
*That’s the right way to be.
– You’ve got the right attitude. / That’s exactly the best way to think about it.
*Stick to your guns.
– Never give up. / Don’t quit. / Keep at it. / Hold on to your way of thinking.