<Li> Jump up ^ Dennis (2008: 123) </Li> <Li> ^ Jump up to: Craft, Christopher Another Kind of Love: Male Homosexual Desire in English Discourse, 1850--1920, University of California Press, 1994, p116 - 118 </Li> <Li> Jump up ^ Norton, Rictor (18 June 2008). "Critical Censorship of Gay Literature". Gay History and Literature . Retrieved 14 February 2017 . </Li> <Li> Jump up ^ Nicholson (1892: 61) </Li>

Which of these best describe one of the themes in the play