The internal tendencies of every organism, if isolated, lead to its disintegration. But the processes of the wider system sustain and modify those in… - Lancelot Law Whyte

The failure of idealistic thought lay partly in the fact that it did not recognize that every ideal is linked to its shadow. [...] Whatever is incomplete is thus always complemented by its contrary; the penalty for any principle which fails to express the whole is the necessity to co-exist with its opposite. Partial love implies partial hate; spirit, sensuality; self-sacrificing compassion, sadism. The denial of any aspect sharpens and preserves it, while its acceptance transforms it by bringing it within the process of the whole. (p. 254)

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.

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.