You can be who you want, but then why can't your neighbour next door have the right to be different from you?
Well, I don`t know what are you talking about, man? I think that this conversation isn`t about it. Effort in direction of preservation of Slavs isn`t story about racial purity at all costs. Its how Slavs comprehend themselves in general. Of course that other non-Slavic people can be found among Slavs