Dogmatism in science is usually mistaken, because the conviction of certainty expresses a psychological compulsion, never any truly compelling reason… - Lancelot Law Whyte

To rob man of his noblest faculty, the experience of and aspiration to perfection and unity in himself , we can now see to have been a truly hellish surgery.

Discontinuity of its linguistic and logical terms is for the conscious analytical intellect psychologically and logically prior to notions of continuity. ...This functional priority... may not have been reflected in the history of the development of reason in all human communities. ...But it is relevant for the West that the Pythagoreans, with their discrete integers and point patterns, came before Euclid, with his continuous metrical geometry, and that physical atomism as a speculative philosophy preceded by some two thousand years the conception of a continuous physical medium with properties of its own.

The idea of the unconscious mental processes was, in many of its aspects, conceivable around 1700, topical around 1800, and became effective around 1900, thanks to the imaginative efforts of a large number of individuals of varied interests in many lands.