他人を生かすことで、自分の人生を取り戻す方法を学べる自己啓発書。新品だが、確認のため開封済み。 - Title: The Let Them Theory - Author: Mel Robbins - Genre: Self-help - Description: A life-changing tool that focuses on letting others live their lives to achieve personal happiness. - ISBN: 9781401963360 ご覧いただきありがとうございます。