" Rin wasn’t surprised that Nezha had cut Kitay out of his social circle. There was no way Nezha would have stuck around anyone half as witty as Kitay—there were too many opportunities for Kitay to upstage him. “What’d you do to offend him?” Kitay pulled a face. “Nothing, except beat him on the exam. Nezha’s prickly about his ego. Why, what did you do?” “I gave him that black eye,” she admitted. Kitay raised an eyebrow. “Nice. "
― R.F. Kuang , The Poppy War (The Poppy War, #1)