I’ll keep it short but sweet.
So, I go to a Jewish school: I only recently learned that for purposes of kosher cuisine, fish is not considered meat. I should have figured this out when I was 3 and learned the joys of bagels, lox, and cream cheese. However, I grew up in the kind of household where kishka might well be served with pork roast.
On Diversity: Your eyes don’t look like mine. My hands don’t look like yours. That’s pretty obvious, right? What might not be obvious is that our other parts probably don’t look the same either. Most students learning anatomy use drawings and models that are somewhat idealized. Sometimes what you see in reality isn’t what you saw in your textbook. Not everyone realizes this until they are confronted by it.