You seem distressed. He abandoned you, I suppose. It's no excuse for hysterically flinging about accusations. I would ask you to find just one instance where I have treated anyone differently based on the colour of their skin. You will not. It's an extremely nasty muggle habit. Our diplomats have to I can only imagine that you may have confused me with someone else, as I have never had any dealings with you before today and so you cannot possibly make any pronouncements about my character. That, or you resort to baseless slander whenever you are not deferred to.
Either way, I have no wish to quarrel with a total stranger. I ask you again to let me alone.