We all have assumptions about how the world works. One of mine is that passionate, committed, value-based groups are severely at risk of over-focusing on minor differences within the group while missing the wider context.
It always makes me think of this:
https://youtu.be/WboggjN_G-4?si=4rw7MlcueCve0IXq
Partially, it's natural but overall it's bad! I'm sure I've done it to others, and had it done to me.
Maybe I over-steer, but I try to assume positive intent and try to accentuate what joins us together.