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[...]
–But if they have thermonuclear power, where do they conduct the tests and detonations?
–On their own planet, sir.
Naron rose to his full twenty feet of height and thundered –On their own planet?
–Yes, sir.
Slowly Naron drew out his stylus and passed a line through the latest addition in the small book. It was an unprecedented act, but, then, Naron was very wise and could see the inevitable as well as anyone in the galaxy.
–Silly asses,– he muttered.
Silly Asses
Isaac Asimov
First published in: Future Science Fiction, February 1958, p. 114
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