SYSTEMATIC SYNTHESIS OF TISSUES INTO ORGANS. 261 



inconvenient and unnecessary exertions ! This matter may with great 

 profit be improved. (See Ap. L.) 



588. PROPERLY EXERCISED, THE MUSCLES ARE great 

 sources of enjoyment through their own sensatory 

 nerves, and by the sensations they induce through other 

 organs by increasing the activity of the circulation, 

 and the volume of fresh air which is inspired. 



689. Remark. There would be no difficulty in inducing the inac- 

 tive to take requisite exercise, if they could only appreciate the truth of 

 the previous paragraph. 



590. There SEEMS TO THE AUTHOR NO DOUBT that 

 the digestory canal or some of its glands is an elimina- 

 tory organ to the Muscles, which by action furnish the 

 material that in the most healthy manner stimulates 

 elimination. This should be a very powerful motive to 

 take proper exercise. 



591. THE EXERCISE OF THE MUSCLES MAKES A DE- 

 MAND for food, producing appetite one of the greatest 

 of good things for which to be thankful. 



592. EXERCISE IMPROVES THE COMPLEXION by the 

 results mentioned in the two preceding paragraphs (for 

 there is nothing more evidently intimate than the condi- 

 tion of the skin and the digestory canal), by circulating 

 the Blood freely to the skin, increasing the heat of the 

 Body and starting the perspiration, and particularly by 

 causing the inspiration of large quantities of oxygen. 

 A beautiful paint, coming from within, is thus delicately 

 spread under the influence of buoyant emotions, those 

 matchless painters, that will challenge the admiration 

 of even the envious. 



593. THE MUSCLES ARE THUS SHOWN TO BE our 

 friends as well as our servants, our entertainers as well 

 as our dependents, demanding a support, yet, if properly 

 cared for, merrily repaying their cost with interest ; they 

 are the poor man's necessity, the rich man's comfort, the 



586. What said of ? 587. What said of 588. What ? 590. What ? 

 591. for what ? 592. How does f 598. What ? 



