William Kingdon Clifford (May 4, 1845 - March 3, 1879) was an English mathematician and philosopher, notable for the algebra named for him, CliffordAlgebra. See http://en.wikipedia.org/wiki/William_Kingdon_Clifford for more.
Biography: http://www.allbiographies.com/biography-WilliamKingdonClifford-7329.html
Quotes from Quoteopia: A collection of William Kingdon Clifford quotes and quotations. http://www.quoteopia.com/famous.php?quotesby=williamkingdonclifford