"THINK BIGGER: How to Generate the Best Ideas: Special Lecture at Columbia Business School" Sheena Iyengar / Yuko Sakurai Price: ¥2200 I read it once and then stored it on the bookshelf. I think it's in good condition. How about using your time off during the New Year holidays to study how to generate ideas? If you order now, I will ship it the same day or the next day.