P1: All white people are racist
P2:To be racist is to be evil
C: All white people are evil
P1: The author is black
P2: Blacks cannot be racist
C: The author is not racist
P1:The author is not racist
P2: The author says all white people are evil
C: It is not racist to say all white people are evil.
I reject conclusion 1 and conclusion 3. The logic, it appears to me, is flawless. I must therefore reject one of the premises in each case. Since the author insists all white people are racist, his point must be that racism is not evil.