It is the True Believers who give "believing" a bad name. You have to be wary of folks who decide that other folks should think, act and be just like them. You have to be wary of folks who want to build walls, round up people, remake the world according to some big idea clouding up their feeble, unsound, incomplete brains.
If you are gonna believe in something, make it something big and impossible... something that can drive you, make you crazy, give you peace, keep you alive, but won't fuck with other people. Believe in something like, no, believe in every something like these:
Sin
Redemption
Grace
Bad Luck
Contradiction
Imperfection
Perfection
Salvation
Damnation
Heaven
Hell
Gods
Devils
Chance
Randomness
Chaos
Love
Hate
Indifference
Music
Science
Religion
Atoms
Gravity
Evolution
Creation
Masturbation
Sex
Drugs
R&R
Poetry
Transcendance
Work
The Good
The Bad
The Ugly
Uncertainty
Mystery
The Great Cloud of Unknowingness
Etc.