One of the most notable features of M. Butterfly is its interesting uses of tone, in particular Hwang's feelings about the main character (and the change these feelings seem to undergo), and Hwang's feelings about the situations posed. Also of interest is the play's total lack of a fourth wall.

From the very beginning of the play, it is clear that this is a play about Gallimard. The play is told from Gallimard's point of view, it is a play told by Gallimard, from Gallimard's memories. But Hwang cannot seem to fully decide how he feels about Gallimard.

Early on, Gallimard speaks very detailed and eloquent, directing our attention all around the stage with elegant, easy movements. Gallimard speaks very slowly and speaks like a true diplomat. Every word that he speaks seems as though Hwang spent particular time choosing that one word. For example, when Gallimard is...