I'm sure he tolerates black people to some degree.
When you say you don't feel certain races can do certain jobs. How can anyone defend that?
He shouldn't have said Curiel is a Mexican. But he is right that the judge Curiel is biased against him. He should have just stuck to the fact that Curiel has distributed scholarships to illegal aliens. He belongs to an organization that sends lawyers to the border to ensure that no illegal aliens' "human rights" are violated. The name of the organization? The San Diego La Raza Lawyers Association -- "La Raza" meaning THE RACE. That's what Trump was talking about.
Let's try to imagine the nomination hearings for a white male judge who belonged to any organization for white people -- much less one with the words "THE RACE" in its title.