The surprising thing about this paper is that a man who could write it would.
John Edensor LittlewoodA heavy warning used to be given that pictures are not rigorous; this has never had its bluff called and has permanently frightened its victims into playing for safety.
John Edensor LittlewoodA good mathematical joke is better, and better mathematics, than a dozen mediocre papers.
John Edensor LittlewoodThe higher mental activities are pretty tough and resilient, but it is a devastating experience if the drive does stop. Some people lose it in their forties and can only stop. In England they are a source of Vice-Chancellors.
John Edensor Littlewood