I was moving among two groups... who had almost ceased to communicate at all, who in intellectual, moral, and psychological climate had so little in common that... one might have crossed the ocean.
C.P. SnowIt takes a very strong head to keep secrets for years and not go slightly mad. It isn't wise to be advised by anyone slightly mad.
C.P. SnowThis ability to incorporate the past gives the sharpest diagnostic tool, if one asks whether a body of knowledge is a science or not. Do present practitioners have to go back to an original work of the past? Or has it been incorporated? ... Science is cumulative, and embodies its past.
C.P. Snow