This is a book about how to think about things concisely. While there are no major scratches or stains, there are minor scratches and stains from use. Please understand that this is a used item before purchasing. I'm sorry, but I cannot negotiate a price reduction. If you have any questions, please feel free to comment. Shipping is planned via Yu-Packet Post or Nekopos. *The shipping method may be changed as appropriate. Thank you very much. - Title: Think Clearly, Think Smartly