<human>:  When does Emma meet Mr. Knightley in Jane Austen’s ‘Emma’?
<bot>: Emma first meets Mr. Knightley in Chapter 2. Mr. Knightley arrives at Jane Fairfax’s home, and Emma is immediately taken with him. She is so enamored of him that she is unable to concentrate on her piano playing. Later in the novel, Mr. Knightley proposes to Emma, and she accepts.