
Source: The Fractalist (2012), Ch. 17, p. 178
Variant translation: The essence of mathematics is in its freedom.
From Kant to Hilbert (1996)
Source: The Fractalist (2012), Ch. 17, p. 178
“Good and bad lies within and without one other loses its mean and essence.”
"Humanity", Ch.VII "Humanity: A Way Forward", Part VIII
“It is not of the essence of mathematics to be conversant with the ideas of number and quantity.”
Source: 1850s, An Investigation of the Laws of Thought (1854), p. 12; Cited in: Alexander Bain (1870) Logic, p. 191
as quoted by Tehmina Durrani author of A Mirror to the Blind, a biography of Abdul Sattar Edhi at Balzan Prize ceremony ( November 17, 2000, http://www.balzan.org/en/prizewinners/abdul-sattar-edhi/abdul-sattar-edhi-in-milan-speech-pronounced-by-tehmina-durrani/), retrieved July 21, 2016
Richard Courant, "Mathematics in the Modern World", Scientific American, Vol 211, (Sep 1964), p. 42
Source: Irrational Man: A Study in Existential Philosophy (1958), Chapter Ten, Sartre, p. 215
Source: As quoted in Women Know Everything!: 3,241 Quips, Quotes, & Brilliant Remarks (2007) by Karen Weekes, p. 173
“A society without the means to detect lies and theft soon squanders its liberty and freedom.”