Knowledge Classification Quotes

For knowing is spoken of in three ways: it may be either universal knowledge or knowledge proper to the matter in hand or actualising such knowledge; consequently three kinds of error also are possible.

Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.

Roger Bacon, a disciple of the Arabs, also insisted on the primary necessity of Mathematics, without which no other science can be known; yet by Mathematics it is clear that he meant something very different from what we mean, including under that head even dancing, singing, gesticulation, and performance on musical instruments.

While tacit knowledge can be possessed by itself, explicit knowledge must rely on being tacitly understood and applied. Hence all knowledge is either tacit or rooted in tacit knowledge. A wholly explicit knowledge is unthinkable.

There are two kinds of knowledge, local and universal.

All that passes for knowledge can be arranged in a hierarchy of degrees of certainty, with arithmetic and the facts of perception at the top.

Entering a library, I am always stuck by the way in which a certain vision of the world is imposed upon the reader through its categories and its order.

The phrase ‘popular science’ has in itself a touch of absurdity. That knowledge which is popular is not scientific.

That knowledge which is popular is not scientific.