According to Westen (2006), 在正反雙方論理過程中,
無理的一方會先啟用大腦內的情緒迴路(並降低理性思考迴路的血流量)開始謾罵另一方
Reference
Drew Westen, Pavel S. Blagov, Keith Harenski, Clint Kilts, and Stephan Hamann (2006) , Neural bases of motivated reasoning: An fMRI study of emotional constraints on partisan political judgment in the 2004 US presidential election. in Journal of Cognitive Neuroscience 18:11, pp. 1947–1958.