[link] Last but not least, people of faith must demonstrate to unbelievers and those who are indifferent to God that the only way a person can be truly human is to be religious, to be in relationship with the divine. To be truly and fully human, one must eventually encounter Jesus Christ, the Divine Word, whose good news is meant to be shared with women and men of all cultures.
Labelling those who are "not us" as "inhuman" or not "truly human" is a step towards mass executions and genocide. That's a harsh observation, but truth hurts. First you de-humanize your enemy, then you eradicate them with the full support of your fellow believers. This pattern has been repeated over and over again throughout human history.
In this case it happens to wear the kindly face of a Catholic archbishop, but it's no less a slippery slope because of it.