You're dealing with the body, and you're dealing with bodily functions. We romanticize everything about people in movies.
You can't suppress Bodily Functions
If I had bodily functions, I think I would have peed my pants.
There is something reassuring about the toilets. Bodily functions at least remain democratic. Everybody shits.
Sometimes you have to rely on sex and bodily functions.
I find it gross to talk about bodily functions like shitting or farting or your period, if you're a girl, unless it's extremely necessary.