Clean hands. Clean Narnia.
Fact: In an early draft of The Empire Strikes Back, Leigh Brackett included a reference to Luke’s twin sister. But the sister was not Leia. She was a Jedi-in-training named Nellith.  
Here are some sketchies I made of Nellith:
A video that I made. It’s called “Digitized Nostalgia”.
It’s all anthropomorphic to me.