Give me a fucking break. This is from the preamble to the Nuremberg Laws:

purity of German blood is the essential condition for the continued existence of the German people

And Trump:

They let — I think the real number is 15, 16 million people into our country. When they do that, we got a lot of work to do. They’re poisoning the blood of our country. […] They’re coming into our country from Africa, from Asia, all over the world.”