Welcome to our forum, Stacey. 
That’s exactly how I treat it. With many people in my circles, as goofy as it sounds, I treat the whole topic like drinking or watching R rated movies, and I don’t bring it up out of respect for people who have less “freedom.” I only talk about it if I’m asked directly and I feel I can’t avoid it without being dishonest or if I get the sense that the other person has an open stance to it.
I asked a similar question a while back, if you want to check out some of the responses on that thread: Opinions wanted. When people at church assume you are anti-evolution