Yeah, Personas and Religions can be Highjacked [this is why being anon is powerful]. It's easier just to describe it as Jedi / Sith because it's a broad, well-known domain of ideas that anyone can resonate with.
What do you have against sexy people? I didn't understand either until I became sexy myself. Now I walk around in muscle shirts and couldn't give less fucks about what an out of shape person thinks about it.
The only undeniable Creator is your parents.
Depends on how you measure a cycle. Many cultures back then would count their Age in the Moon cycle. So 1,000 moon cycles old sounds reasonable (83 in solar cycles).