心静的力量

This book is the last work written by Dr. Napoleon Hill at the age of 84. He has planned for more than 70 years and interviewed 504 successful persons to collect, organize and analyze the great achievements of success philosophy. Aiming at modern people's growing fear and confusion, Dr. Napoleon Hill puts forward the concept "peace of mind" to excavate the inner potential power and disclose the essential psychological state of successfully acquiring wealth and happy life. He sums up 16 tips for the peace of mind and tells the simple techniques in easy-to-understand language, so that readers can make achievements and enjoy the true inner peace.