Friendship can pardon error and the hasty impulse of passion; it is bound to be inexorable when a man deliberately traffics in his own soul, and intellect, and opinions.
 Honoré de Balzac, Lost Illusions (1843). copy citation

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Author Honoré de Balzac
Source Lost Illusions
Topic friendship passion
Date 1843
Language English
Reference
Note Translated by Ellen Marriage
Weblink https://www.gutenberg.org/cache/epub/13159/pg13159.html

Context

“"If you were so unlucky as to kill your mistress, I would help you to hide your crime, and could still respect you; but if you were to turn spy, I should shun you with abhorrence, for a spy is systematically shameless and base. There you have journalism summed up in a sentence. Friendship can pardon error and the hasty impulse of passion; it is bound to be inexorable when a man deliberately traffics in his own soul, and intellect, and opinions." "Why cannot I turn journalist to sell my volume of poetry and the novel, and then give up at once?" "Machiavelli might do so, but not Lucien de Rubempre," said Leon Giraud. "Very well," exclaimed Lucien;” source