Think Clearly Think Clearly Thinking Methods for a Better Life, Derived from the Latest Academic Research Rolf Dobelli / Mitsu Yasuhara Price: ¥1800 Thank you for viewing. No price negotiations. Please purchase immediately after confirming the profile. Please forgive any scratches or stains on the cover and sides due to home storage. Please judge the condition based on the photos provided. This item is being sold as a used item, so please refrain from purchasing if you are sensitive to such things. We do not respond to price negotiations. In the unlikely event that a comment asking for a price reduction is made, it will be deleted. Thank you for your understanding. c1