Here the audience learns the meaning behind the play’s title. It’s a poignant moment not just because of the gesture of gift-giving between pupil and teacher; given their earlier conversation, we know that a “Crocker-Harris version” of
The Agamemnon exists too. Subtly, then, Taplow’s gift is his way of saying that he values Andrew’s teaching and the passions that made him choose the vocation in the first place. Taplow’s gesture is so unexpected for Andrew—he is given to expect cruelty or indifference—that he mistakenly thinks Taplow bought the book for himself.