Arthur Koestler 'Darkness at Noon'

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…consequently he must pay with his life and his reputation. Rubashov realized that it was not possible to put expediency above morality and conform to conventional ethics. Rubashov and accordingly Koestler concluded with his opinion that on the broader scale and also with the Stalinist State that noble ends is not justified by ignoble means. Koestler tackled the theme of revolutionary ethics, and decided that ethics in revolutionary movements do not comply with conventional ethics.