From what I understand, intensity will vary from chapter to chapter. A belief in God is a requirement, but there can be some wiggle room on exactly what that means.

Looked into it because it sounded cool, attending some sort of group thing would probably be a good idea for me, and I find ritual fascinating. Shit gets expensive, though.

Edit: Who am I kidding, it's mostly because I want my wallet contents to sound like Grandpa Simpson's