After hesitating for half an hour, I finally summoned up the courage to open my mouth:
"Uh..."
My mother, I still don't know how to speak after thinking about it for half an hour. When did my Chinese proficiency deteriorate to this level? Calm down, calm down...
"Sister, I want to ask you a question."
"Hmm?"
"That... That... If, just if, I find an older man than you... Then..."
"He still has to call me sister."
"...""