Critique of Judgement by Immanuel Kant Chapter 91 Page 1

Of the kind of belief produced by a practical faith

If we look merely to the way in which anything can be for us (according to the subjective constitution of our representative powers) an Object of knowledge (res cognoscibilis), then our concepts will not cohere with Objects, but merely with our cognitive faculties and the use which they can make of a given representation (in a theoretical or practical point of view). Thus the question whether anything is or is not a cognisable being is not a question concerning the possibility of things but of our knowledge of them.

Cognisable things are of three kinds: things of opinion (opinabile); things of fact (scibile); and things of faith (mere credible).

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