James Sully's groundbreaking work on psychology remains a landmark in the field to this day. This comprehensive textbook explores the workings of the human mind in detail, covering everything from perception and sensation to volition and emotion. Whether you're a student of psychology or simply interested in the workings of the human mind, this book is an essential read. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.