A Flash of Illumination on the Greyhound Bus

Physicist Freeman Dyson on Creative Breakthrough and the Unconscious Mind

Brain Pickings' Maria Popova describes a moment of creative breakthrough from Professor Emeritus Freeman Dyson's Maker of Patterns (Liveright, 2018):

“Suddenly, in what Dyson terms a 'flash of illumination on the Greyhound bus,' everything fell into place — he saw the equivalence of the two competing formulations with a clarity that had evaded everyone else, including Feynman and Schwinger themselves.”