Some people have been found to regard all mathematics, after the 47 proposition of Euclid, as a sort of morbid secretion, to be compared only with the pearl said to be generated in the diseased oyster.
The Collected Mathematical Papers of James Joseph Sylvester (Volume 2), Presidential Address to the British Association, Execter British Association Report (1869) (p. 658), University Press. 1904-1912