후회할꺼면 그렇게 살지말고 그렇게 살꺼면 후회하지마라 라는 글귀가 있다고 많은 분들이 이야기 하셨는데

저는 이상하게 읽으면서 보지를 못했네요 ..
혹시 기억 나시는 분 있으시면 몇 부 에서 어떤 상황에서 누가 누구에게 하는 말인지 알려주실 수 있으실까요