This book is packed with 61 tips for developing the habit of not worrying. - Title: The Habit of Not Worrying - ISBN: 978-4-7699-2230-4 - Price: 1400 yen - Author: Makoto Naito - Theme: Tips on the habit of not worrying There is some slight creasing on the cover, but it is in good condition as a book cover was used. I read the first few pages and then stored it. *Please refrain from purchasing if you are sensitive to imperfections.