They don't believe in higher powers.
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.
Parabolems?
Because they don't believe in higher powers.
Because they make up everything!
I'll be goddamned.
I can't believe this. What did he tell his atheist friend? You won't believe this.
He didn't believe in higher powers!
They don't believe in a higher power.
A quadratic equation :)