It does. Don't let the best to be an enemy of the good. World is not painted in black and white, it isn't even in shades of gray. Even colors of rainbow wouldn'

It does. Don't let the best to be an enemy of the good. World is not painted in black and white, it isn't even in shades of gray. Even colors of rainbow wouldn't be enough, because they can be mixed in the real world. Black and white is such an oversimplification, that it is surprising that there are cases when it works.