In “they,” sassoon uses the literary technique of a0, which attempts to mock others with irony.

In “They,” Sassoon uses the literary technique of sarcasm, which attempts to mock others with irony.

In literature, sarcasm refers to a kind of verbal irony that mocks, ridicules, or expresses contempt. Sarcasm is a tone of voice that conveys the irony. By implementing sarcasm, you're saying the right the opposite of what you mean (verbal irony) and doing it in a specific hostile tone.

what is this from, i cant tell what language he uses without the piece of literature