I think that the philosopher must, for his own purposes, carry methodological strictness to an extreme when he is investigating and pursuing his truths, but when he is ready to enunciate them and give them out, he ought to avoid the cynical skill with which some scientists, like a Hercules at the fair, amuse themselves by displaying to the public the biceps of their technique.

pp. 19-20 - What is Philosophy? (1964)