“a feeling of extreme insecurity in the individuals, and the necessity to produce the unusual or face extinction”. That sounds a bit like Adam Ulam on the despe

“a feeling of extreme insecurity in the individuals, and the necessity to produce the unusual or face extinction”. That sounds a bit like Adam Ulam on the desperate itch to get out of the Carpathians: Ulam grew up in Poland, and became a good friend of Von Neumann's. Also, wasn't the Martian thing originally a joke of Gamow's?