This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1920 edition. Excerpt: ...overlooked. If he is in a contented frame of mind, the effects of fatigue are less felt and the reparation of his tissues is more rapid. "The happy always recover," said Ambrose Pare! If, in his leisure hours, he can be interested and amused, he is likely to show more energy in his daily work. Both the financial incentive of higher wages and the innate pride in good work lend to improve his output. On the other hand, there are many moral factors which tend to decrease his output, such as anxiety and sickness in his family. Among some peoples even religious prejudices, which forbid work on certain days and prohibit certain forms of food, unfavourably affect output. In a person suffering from mental trouble the contractability of the muscle decreases. Lombard showed this in the following manner: one knee being placed on the other, whilrt one foot touches the ground, the. extensor muscle of the upper leg is tapped with a hammer. At each stroke the foot lifts and an apparatus attached to the toes registers the force of the contraction. When the subject is suffering from mental trouble the movement decreases perceptibly1) Interest in bis trade has also a powerful moral influence; therefore a master should see that a workman is not removed from a task that he likes and to which he is accustomed, and given one to which he is not suited by temperament. A man''s natural bent should not be thwarted, and since the love of money has replaced the love of occupation or trade, it is necessary to ascertain his vocation and to make it permanent by enlisting his selfinterest. 161. Professional Influences.--Amongst the internal factors in work must be mentioned ability and skill. These are qualities which will increase output, and are only acquired...