Alexander Bryan Johnson Quote

Theorem I. Any sight of which seeing has not informed me of, is unknown to me. Comments. 1. Sensible knowledge discriminated from intellectual knowledge. 2. The intellectual injury from the privation of any sense.

Part II. Of the Extent of Sensible Knowledge. - The Physiology of the Senses: Or, How and what We See, Hear, Taste, Feel and Smell (1856)