Theatre of the Absurd plots of many Absurdist plays feature characters in interdependent pairs, commonly either two males or a male and a female. Some Beckett scholars call this the "pseudocouple". The two characters may be roughly equal or have a begrudging interdependence (like Vladimir and Estragon in "Waiting for Godot" or the two main characters in "Rosencrantz & Guildenstern Are Dead"); one character may be clearly dominant and may torture the passive character (like Pozzo and Lucky in "Waiting for Godot" or Hamm and Clov in "Endgame"); the relationship of the characters may shift dramatically throughout the play (as in Ionesco's "The Lesson"
Samuel Beckett though he in fact broke off from the existentialist movement and founded his own philosophy). Though many of the themes are similar, Beckett had little affinity for existentialism as a whole. Broadly speaking, the plays deal with the subject of despair and the will to survive in spite of that despair, in the face of an uncomprehending and incomprehensible world. The words of Nell—one of the two characters in "Endgame" who are trapped in ashbins, from which they occasionally peek their heads to speak—can best summarize the themes of the plays of Beckett's middle period: "Nothing is funnier than unhappiness,