The article discusses the political meaning of refusal. Against the dominating philosophical perspective, praising participation and sense of community, it argues that the acts of refusal may play an important role in resistance against power. Some elements of a possible theory of refusal are to be found in the philosophy of Gilles Deleuze, especially in his famous essay on Herman Melville’s Bartleby, the Scrivener, but also in Dialogues and Mille Plateaux, where he coins the crucial concept of becoming-imperceptible.