"The focus is all on "us VS them" rather than on "us AND them."

Certainly NOT a brain dump, your post in fact echoes my way of thinking! I could never understand as a child especially, why people want to fight, but that phrase you quote sums it all up!
What a different world it would be if people could change their thinking and forget that thing called ego.
The Ukraine situation is just awful!
Thank you for sharing your thoughts with us.