As a philosophy professor at a state university, I am surrounded by activist professors who use their classrooms to push DEI, LGBTQ, and decolonization agendas. They justify this by saying they pursue justice — one of the highest goals of education.But America can remember chattel slavery as evil only because justice is not invented by activists, courts, or governments. Justice is grounded in the nature of man and the law of God.Juneteenth remin…