Taps on the mirror… hello me. I apologize for not having any advice about solutions, although there are lots here, but I felt like I should post and say you are definitely not alone!!! I to am here and feeling the same way and looking for better interactions.
Hold fast.
IMHO by traveling. In my case I travelled a lot for work and was introduced to new places, people, and cultures (mostly micro cultures). Seeing how things are different from your local area gives perspective.