Daniel Dennett book Darwin's Dangerous Idea
citing the research of George Williams from "Huxley's Evolution and Ethics in Sociobiological Perspective" in Zygon (v.23/88)
Darwin's Dangerous Idea (1995)
"America the Beautiful: The Humanist in the Bathtub", p. 17
On the Contrary: Articles of Belief 1946–1961 (1961)
Daniel Dennett book Darwin's Dangerous Idea
citing the research of George Williams from "Huxley's Evolution and Ethics in Sociobiological Perspective" in Zygon (v.23/88)
Darwin's Dangerous Idea (1995)
James Truslow Adams (1878–1949) American writer and historian
The Epic of America (2nd ed., Greenwood Press, 1931), p. 405
Betty Friedan book The Feminine Mystique
Source: The Feminine Mystique (1963), Ch. 14 "A New Life Plan for Women".
Thomas Sowell (1930) American economist, social theorist, political philosopher and author
"The Scapegoat for Strife in the Black Community" http://www.nationalreview.com/article/420807/slavery-didnt-cause-todays-black-problems-welfare-did (7 July 2015), National Review <br class="br">2010s
Zakir Hussain (politician) (1897–1969) 3rd President of India
Times of India in: p. 347.
About Zakir Hussain, Quest for Truth (1999)
John Wallis (1616–1703) English mathematician
(1635) as quoted by W. W. Rouse Ball, A History of the Study of Mathematics at Cambridge https://books.google.com/books?id=Pl32YkKFIhsC (1889) pp. 41-42.
John Berger (1926–2017) British painter, writer and art critic
Source: About Looking (1980), Chapter "Why Look at Animals?"