It might be about religion if . . . [View all]
It might be about religion if their Holy Book actually contains clear and literate descriptions of crimes and their barbaric punishments.
It might be about religion if the voice they credit with being inside their head is named God, Jesus, Allah, or some other deity. It's never Elvis or Batman because they don't have the power to enter your brain and tell you who to Kill. Only God is that powerful.
It might be about religion if they say it is. When someone calls himself a warrior for Jesus, he's not talking about a baseball player. When someone is swinging an axe while praising a merciful Allah, he is leaving no doubt as to what it is about.
It might be about religion if the apologists fall over themselves trying to deflect attention away from the obvious motivator.