Different Quotes - Page 341
Bertrand Russell (2004). “In Praise of Idleness and Other Essays”, p.1, Psychology Press
Mathematics is only the art of saying the same thing in different words.
Bertrand Russell (2014). “The Autobiography of Bertrand Russell”, p.727, Routledge
The American Mathematical Monthly, Vol. 91, No. 9, (p. 594), November 1984.
Benjamin Moser (2009). “Why This World: A Biography of Clarice Lispector”, p.79, Oxford University Press