What I think you are observing, is what is called Psychological Reactance.  In short, your are perceived by this individual as a threat to their free choice.  Chances are, fighting this type of behavior, only reinforces their resolve to resist.  You're pretty much left with two choices when you encounter this:   1. Walk away. 2. Give the individual the perception that you have returned their freedom of choice.   Interesting video on the subject:   https://www.y
    • Helpful
    • Upvote
    3