Source: The Evolution of Civilizations (1961) (Second Edition 1979), Chapter 5, Historical Change in Civilizations, p. 146
“The stages of human development are to strive for:
(1) Besitz [Possession]
(2) Wissen [Knowledge]
(3) Können [Ability]
(4) Sein”
Being
Writings of August 1918, quoted in A Life of Erwin Schrödinger (1994) by Walter Moore
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Erwin Schrödinger 67
Austrian physicist 1887–1961Related quotes
Source: 1910s, Ads and Sales (1911), p. 8

Day 2017 Is Finally Here, Red Sox Fans" http://www.bostonmagazine.com/news/blog/2017/04/03/opening-day-red-sox-social-media/"Opening, Boston Magazine, 3 April 2017.

Journeys Out of the Body (1971), Chapter 14. Mind and Supermind

Ackoff’s (1994) The Democratic Corporation: A Radical Prescription for Recreating Corporate America and Rediscovering Success. p. 117 cited in: Stuart A. Umpleby and Eric B. Dent. (1999) "The Origins and Purposes of Several Traditions. in Systems Theory and Cybernetics". in Cybernetics and Systems: An International Journal, Vol 30. pp. 79-103.
1990s