Sister Let's Talk - It's not you, It's me: The Mirror Effect (Paperback)

Fluent Forever (Revised Edition): How to Learn Any Language Fast and Never Forget It (Paperback) - 원서

Lives of the Stoics: The Art of Living from Zeno to Marcus Aurelius (Hardcover)

The Let Them Theory : A Life-Changing Tool That Millions of People Can’t Stop Talking About (Hardcover) - 멜 로빈스

The Art of Loving (Paperback) - 『사랑의 기술』영문판

Who Moved My Cheese (Paperback, 영국판) - An Amazing Way to Deal with Change in Your Work and in Your Life