Between 1925 and 1927 Pierre Drieu La Rochelle publishes three open letters to his surrealist friends aimed to denounce their siding with the Communist Party. The third one of them gives novel expression to the relationships between literature and politics from a melancholy interrogation about the poets ’ friendship and solitude. Drieu describes therein the failure of a collective ambition and puts the following question : how can men brought together through an identical questioning eventually part ?