I don't think France is a racist country, I really don't, but we do still have many problems with our immigrant past, and there's a shame that goes with that, that works both ways, in the host and in the post-immigrant generation.
It is impossible for any number which is a power greater than the second to be written as a sum of two like powers. I have a truly marvelous demonstration of this proposition which this margin is too narrow to contain.