-You cannot be sexist toward men. Sexism is based on a system of oppression. You CAN be discriminatory, rude, inconsiderate, and/or prejudiced against men but you CANNOT be sexist toward them.

-You cannot be racist towards white people. Racism is based on a system of oppression. You CAN be discriminatory, rude, inconsiderate, and/or prejudiced against white people but you CANNOT be racist toward them.

This is not difficult.