They don't believe in higher powers.
Because they're all criminals and they look the same.
Why did the house cross the road, One of the most difficult to solve cross the road jokes, I'll give the answer when you all give.
Peaceful muslims
Raise my hand. - Taken from local Chinese joint fortune cookie.
Because they don't bother Him with incessant prayer.
Someone who shows up to your door for no reason.
Because they don't believe in higher powers.
A quadratic equation :)