“On the morning of 7 August, I went out of the house to the bakery and stopped at a newspaper stand. A headline struck my eye: ‘On 6 August 1945, at 8:00 a.m., an atomic bomb of enormous destructive power equal to 20,000 tons of TNT was dropped on Hiroshima’. My knees buckled. I realized that my life and the life of very many people, maybe all of them, had suddenly changed. Something new and terrible had entered our lives, and it had come from the side of the Grand Science – which I internally worshipped”.
The use of nuclear weapons against civilian Japanese cities, senseless in military terms, was not only the final point of World War II, but the start of the nuclear arms race.