"Strength Through Rest" is a book that explores the importance of the right combination of movement and rest for maintaining health and increasing efficiency. The author Annie Payson Call reveals the secrets of inner peace and harmony through the regulation of one's actions and relations with the surrounding world. The book reveals a deep philosophy of inner strength and positive thinking, helping the reader find balance and inner strength to achieve success and harmony in life. "Strength Through Rest" is a vivid guide for those who seek to achieve success while maintaining inner balance and energy.