It is worth remembering that this same "Western tradition" that you mention also did not consider Jews or Muslims trustworthy, and eventually broke into several factions which mutually distrusted each other. Today, as a Pastafarian, I am routinely lumped in with atheists, Satanists, or pagans, despite not being any of those.
Perhaps the "Western tradition" is European Christianity?
Perhaps the "Western tradition" is European Christianity?