Earlier quoted context omitted.
Why do you feel it is "the natural tendency" to make minorities feel less welcome? My natural tendency -- and anecdotally, pretty much everyone I know -- is to treat people well regardless of their race; to treat people the way you'd want to be treated.
the question of the status quo is itself politicised. One side (progressive sphere) says people who don't belong to the normed group (cis-white-hetero-male in US/EUR) are inherently treated worse, either consciously or unconsciously (bias), and conscious effort has to be made to overcome this. Another (classical liberal sphere) says that exclusionary behaviour are the exception and most people abide by the golden rul…
This is hard for me to wrap my head around, because in almost any social or work environment I've ever been in, cis-white-hetero-males make up a small subset of the population.