Did you know that it is a SCIENTIFIC FACT that all shades of grey can be sorted into black and white by a simple photometric test! Less than 50% albedo = black. More than 50% albedo = white. Simple. No more grey area.
Next up: the rainbow. Did you know that ALL colors can be scientifically classified as either violet or red?
The "Heritage" Foundation has produced a paper that classifies all intersex people as not-intersex.