In desperation I asked Fermi whether he was not impressed by the agreement between our calculated numbers and his measured numbers. He replied, "How many arbitrary parameters did you use for your calculations?" I thought for a moment about our… — Freeman Dyson Copy Share Image
One of the memorable moments of my life was when Willard Libby came to Princeton with a little jar full of crystals of barium xenate. A stable compound, looking like common salt, but much heavier. This was the magic of… — Freeman Dyson Copy Share Image
For a physicist mathematics is not just a tool by means of which phenomena can be calculated, it is the main source of concepts… — Freeman Dyson Copy Share Image
“It is impossible to make real progress in technology without gambling.” — Freeman Dyson Copy Share Image
“Sanity is, in essence, nothing more than the ability to live in harmony with nature's laws.” — Freeman Dyson Copy Share Image
“I do not feel like an alien in this universe. The more I examine the universe and study the details of its architecture, the… — Freeman Dyson Copy Share Image
It makes very little sense to believe the output of the climate models. — Freeman Dyson Copy Share Image
The laws of nature are constructed in such a way as to make the universe as interesting as possible. — Freeman Dyson Copy Share Image
The history of mathematics is a history of horrendously difficult problems being solved by young people too ignorant to know that they were impossible. — Freeman Dyson Copy Share Image
You ask: what is the meaning or purpose of life? I can only answer with another question: do you think we are wise enough… — Freeman Dyson Copy Share Image
When World War II came along, which was when I was a teenager, we all expected we would have anthrax bombs and this kind… — Freeman Dyson Copy Share Image
It has become part of the accepted wisdom to say that the twentieth century was the century of physics and the twenty-first century will… — Freeman Dyson Copy Share Image
Lucky individuals in each generation find technology appropriate to their needs. — Freeman Dyson Copy Share Image
