Every smell we perceive is a complex interaction between molecules and receptors, and understanding this interaction is key to understanding our sensory experiences.
The thing about fantasy is that it allows you to create a world that is completely different from our own, and yet, it can still reflect the truths of our world.
"Books say: She did this because. Life says: She did this. Books are where things are explained to you; life is where things aren't. I'm not surprised some people prefer books."