Licence: Public Domain Mark
Credit: The senses and the intellect / by Alexander Bain. Source: Wellcome Collection.
Provider: This material has been provided by The University of Glasgow Library. The original may be consulted at The University of Glasgow Library.
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![that we are ca])able of knowing. Wliatever we can conceiv^ implies some other thing or things also conceivable, the con- trast, co-relative, or negative of that. Eed means the exclu- sion of all the other colours. If we had never been affected by any colour except red, colour would never have been recognised by us. When we speak of a lixed star, we mean to exclude certain other things—the sun, planets, comets, &c. When we make an affirmation, ‘ the stars shine by their own light,’ we also by implication make a denial, ‘the stars do not borrow their light.’ The applications of this principle are numerous and im- portant. It bears directly on the arts of human happiness ; it is essentially involved in Fine Art; it must be considered in the communication of knowledge ; in Metaphysics it con- flicts with the doctrine of the Absolute. (For farther remarks on the Definition and Divisions of Mind, see Appendix A.)](https://iiif.wellcomecollection.org/image/b2491762x_0042.jp2/full/800%2C/0/default.jpg)