Labels can have specific roles and functions. They can provide information as needed to make decisions about purchases. On merchandise, they can be helpful signaling certain measures of quality, perceived or real. But labels have no place in describing people.
political correctness
The Correctness of Political Correctness
Political correctness is ok and necessary in my view. It serves to adjust our moral compass on an episodic basis. Not only is it a good thing, it is a necessary component of a civil society and democracy such as ours. After all, civility is the hallmark of citizens of faith. Citizens of faith care about how they treat each other.