Our religion made us rigid and we  were banned from inter-racial marriage which did not let us mingle with other race. That is the reason of this chaos all over the world that what Hitler did. The truth is we Asian residing Hindukus area  were the one trying to purify thier race and religion long time before Hitler did and still doing.  But somewhere it was advised if you are about to loose your family tree get inter-racial marriage to save it.