“The young mathematical disciple 'topology' might be of some help in making psychology a real science.”
Source: 1930s, Principles of topological psychology, 1936, p. vii.
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Kurt Lewin 48
German-American psychologist 1890–1947Related quotes
General System Theory (1968), 4. Advances in General Systems Theory

Source: The God of Jane: A Psychic Manifesto (1981), p. 4
Context: I don't feel "possessed" or "invaded during sessions. I don't feel that some superspirit has "taken over" my body. Instead I feel as if I am practicing some precise psychological art, one that is ancient and poorly understood in our culture; or as if I'm learning a psychological science that helps me map the contours of consciousness itself.

1960s, Operating Manual for Spaceship Earth (1963)
Context: Topology provides the synergetic means of ascertaining the values of any system of experiences. Topology is the science of fundamental pattern and structural relationships of event constellations.

“I wished, by treating Psychology like a natural science, to help her to become one.”
A Plea for Psychology as a Natural Science (1892)
1920s, Collected Essays and Reviews (1920)
Source: The Brain As A Computer (1962), p.42 as cited in: Sica Pettigiani (1996) La comunicazione interumana. p.48
Source: Constructing the subject: Historical origins of psychological research. 1994, p. 88