All efforts directed toward the correcting of temperamental or mental blemishes or defects and Nervous conditions are of benefit to humanity. In producing this book the Author's purpose was to help mankind to overcome these weaknesses, which are a serious impediment to mental development, and hinder personal advancement and general progress. This book is written in two parts. The first points to the need of Poise in daily life, indicates the obstacles to be overcome, and discusses the effects of Poise on personal efficiency. The second instructs the reader how to secure that evenness of temperament which is the chief characteristic of Poise. It includes, in addition, a series of practical physical exercises to be used in acquiring Poise.