The "lens" that considers certain people less than human or devoid of rights is not a valid viewpoint, is antisocial and it doesn't deserve respect.

My problem is not that, but those that demand that every interaction must be free of politics because the cannot deign to care about the world or other people.

He's convinced nobody likes him because he's a conservative.

And for some people that would be true. Conservatism seems to carry some intrinsically hideous notions.

They see everything through a political lens.

IMO everything is, in fact, political.

The problem is seeing everything to an irrational and wrong political lens.