All you need is a modest trauma to the nose in right direction. Bones shifting a bit will cut forever hair-like nerves going from your nose sensors back to brain, effectively making you lose the sense of smell. When asked some doctor friends they confirmed harm is permanent.
When you realize that through most of human history people married because of teenage sex drive or economic necessity rather than emotionally mature relationships, then the whole dating thing loses its appeal really fast.
Also, the smell of sweat of someone attractive turns me on really hard.
> Babe I love it how you naturally smell
> That's great but I just bought a new generic cherry shampoo