In addition to a few short letters on the subject, Anselm wrote against Roscelin in De incarnatione, published from the See of Canterbury, to which he was elevated in 1093. His language is scathing: Therefore, those modern dialecticians—nay, heretics of dialectic—who consider universal substances to be merely sounds [flatus vocis] … should be completely blown off [exsufflandi] in debates about spiritual questions.… For how can those who do not yet understand how several men are in species one man
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