"Visions / / Those that are represented in our mind, images of the absent things, so that it seems that we have them present before our eyes. Here is what is called the evidence, that seems to show more than to say, and that makes our affections move in the same way as if we had the things in front of ourselves."

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QUINTILIANO. In Article by H.E. Butler for Loeb Clasical Library, Harvard University Press. 1985.