"Even before Braque left to serve in the First World War, their friendship had attenuated. My grandfather was a man of no mean intellect, to say the least, and he felt that Braque was beneath him. He would tell me time and again how Braque was a very stupid man.
"One day, especially, I remember him telling me. He had just read what was then a new theory on the development of Cubism: that Braque was the brains and Picasso the master executor. (He never mentioned Picasso but I guess he must have met him.) He said, in French, of course, 'That is fine for art historians to believe, but I know that Georges could not even have invented wood! He needed me to show him how to work a kerosene lamp he bought in some flea market!' My grandfather was appalled.