A sufferer of schizophrenia is not guilty of the way their condition manifests. They are the victim of an illness.
https://www.amazon.com/Angelhead-Brothers-Descent-into-Madne...
Would you accuse a person with tourette's syndrome of racism due to their outbursts? This disease is far more pervasive and systemic than that.
Vincent van Gogh was similarly mentally ill as a society we look past the things he could not control and instead focus on what he has created. I suggest the same course of action here as I believe the situations are uncannily similar. This is all I will say on the matter.