Thenceforth he steered clear of theological polemics. The polemics of racial superiority became inexorably intertwined with romantic nationalism. Polemics about humanism have sometimes assumed paradoxical twists and turns. Early criticism originated in inter-faith polemics between Christianity and Judaism. Rothbard authored a series of scathing polemics against modern mainstream economics. He made contributions to the departments of Christian literature, polemics, exegetics, and apologetics. Polemics often concern issues in religion or politics. The practice of such argumentation is called "polemics". Negative theology also figures in the Buddhist and Hindu polemics. Accusations of Donatism remain common in contemporary intra-Christian polemics. He also expressed strong reservations about a theology based on taqlid and marked by polemics. There are many modern examples of conservative antiscience polemics. They were antislavery polemics meant to bring down the institution. Netzley posed this question focusing on the sixteenth century texts, polemics, and its readers. "right" against which the polemics and political struggle of the left should be directed.