Someone invented them and forced them on everyone.
Clothed minded
She says, "On top of mine."
One copper coin, two dwarves.
Because he had good genes.
They have sects.
A non-prophet religion Edit: Replace the word "religion" with "set of beliefs" if you're picky about that sort of thing
May the force be with you just like every other day because they have no concept of our Gregorian calendar.
The hospital ran all out of patience