Why are they always trying to tell me what to think?

Why can't they leave me alone?
Why are they always trying to tell me what to think?
I know I'll never change their minds.
Why are they still trying to change mine?

Why?
Don't they know I'll never think like them?
Don't they know I'll never be like them?
I've tried though.
You see it couldn't work.
It's not me.
I've gone back to my old self.
The one I was at 15.