never been
Examples
I've never been a fan of just doing. I like to do things for a reason.
I myself have never been able to find out precisely what feminism is: I only know that people call me a feminist whenever I express sentiments that differentiate me from a doormat.
An onion can make people cry, but there has never been a vegetable invented to make them laugh.
What a sad bench it is that has never been sat upon by a grey beard.
Never consult a doctor who has never been ill himself.
You can not know the extent of water in a pond that you have never been to.