◼️ Summary of the Book This is a guide to cultivate the ability to think deeply and make logical judgments. It clearly explains specific thinking methods, problem-solving procedures, and training methods that can be practiced in daily life and at work. This book is recommended for anyone who wants to improve their thinking skills. ◼️ Price 1300 yen (excluding tax) ◼️ Condition Used, but in good overall condition with no noticeable folds or writing. Ready to read immediately. ◼️ Recommended Points ・Ideal for those who want to improve their logical thinking and problem-solving skills. ・Abundant examples that can be immediately applied to daily life and business. ・Content that helps you develop the habit of thinking and leads to self-improvement. ◼️ Follow Discount Get 10% off for those who follow and like! ◼️ Shipping Available for immediate purchase. We will ship within 24 hours of your order. (We will contact you if there is a delay.) ◼️ Other I do not smoke. I have a pet (miniature dachshund) on the first floor. (The product is stored on the second floor.) There is no impact on the product, but please refrain from purchasing if you are concerned. Please feel free to contact us if you have any questions!