230 NATURE 0F SLEEP. 



the basin and the noise waked them up, but the refresh- 

 ment thus gained was found sufficient for their purpose.* 



Emily. And does not the refreshment procured by 

 sleep depend considerably on the state of the rnind ? I 

 have found sometimes when I have retired to rest with 

 my mind deeply occupied with any subject, that my 

 sleep is restless and disturbed by unpleasant dreams. 



Dr. B. Undoubtedly it does sound, refreshing 

 sleep requires that the mind should be free from care, 

 anxiety and passion, and wearied in some degree by the 

 employments of the day. The physical powers should 

 also be fitted to repose by means of suitable exercise. 

 Do you recollect that much-quoted passage in Shak?- 

 peare : 



" I know 'tis not the sceptre and the ball, 



The sword, the mace, the crown imperial. 



The intertissued robe of gold and pearl, 



The farsed title running 'fore the king, 



The throne he sits on, nor the tide of pomp 



That beats upon the high shore of the world ; 



No, not all these, thrice gorgeous ceremony, 



Not all these, laid in bed majestically, 



Can sleep so soundly as the wretched slave, 



Who with a body filled and vacant mind 



Gets him to rest, crammed with distressful bread, 



who, from the rise to set, 



Sweats in the eye of Phrcbus, and all night 

 Sleeps in Elysium." 



HENRY V. Act IV. Scene I. 



Emily. Can sleep, Dr. B., be strictly considered as 

 the repose of all the organs of animal life ? You know 

 we are frequently changing our position in sleep, which 

 evidently indicates the exercise of the will, and conse- 

 quently that part of the brain with which the will is con- 

 nected. We likewise see and hear sometimes, and the 

 intellectual faculties are frequently as active and acute as 

 in our waking moments. 



Dr. B. Complete sleep, or the repose of all the 



*T. Sully, the painter, one of his fiiends has informed me, gets 

 his sleep in this way using a key however instead of a ball. 



