Resentment (Fr. "ressentiment'') - a concept that has special meaning for the genealogical method of Nietzsche.
In Nietzsche's phylosophy ressentiment is presented as a driving force in the formation and structuring of moral values. He describes it as a vague atmosphere of hostility, followed by the appearance of hatred and anger, that is ressentiment - a psychological self-poisoning, which manifests itself in rancour and revenge, hatred, rage, envy. However, taken separately, all these factors have not yet formed itself ressentiment, for its existance is required the feeling of powerlessness Accoring to Nietzsche everyone has a type of morality that is most consistent with their nature. From this position, Nietzsche displays the history of morality - first of all Masters morality(powerful people), and then the winning morality,the morality of slaves (won not by force, but by the number).If any morality begins: say "yes" to life, the morality of slaves says "No" to everything external. This appeal outside, instead of turning to oneself, is precisely, according to Nietzsche, the expression of ressentiment: for its occurrence slave morality always needs confront and external world, that is, to operate it needs external stimulus, "its actions are fundamentally reactions'' Nietzsche notes that the man of aristocratic morality is full of trust and openness with himself,