Everyone Leaves: The Strength of One Child, Surviving Unthinkable Loss (Paperback)

The Daily Stoic: 366 Meditations on Wisdom, Perseverance, and the Art of Living (Hardcover) - 『데일리 필로소피 - 아침을 바꾸는 철학자의 질문』원서

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

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

How to Win Friends & Influence People (Mass Market Paperback, Revised) - 『인간 관계론』 원서

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