Vm INTRODUCTION. 



mily it is equally important. Indepen- 

 dently of the health and consequent longe- 

 vity which it almost invariably ensures, 

 the contrary system, of indulgence in bed, 

 destroys that elastic vigour which should 

 brace the nerves to all the purposes of our 

 being. 



Indolent habits are, it is true, not to be 

 easily surmounted ; but, if a determination 

 be made to conquer them, it may be done 

 without much exertion, by gradually rising 

 every day a short time earlier than usual : 

 then, when that has become habitual, in- 

 creasing the time; and, above all, making 

 it a rule, although it may cost an effort, to 

 spring out of bed the moment of awaking in 

 the morning. 



Now, let us calculate the increase of pro- 

 fitable life, if two hours a day be thus added 

 to our existence. People very generally 

 devote nine or ten hours of the four and 



