425 



CHAPTER XII. 



852. "Who are a man's chosen associates ? Why? 



853. Why are men unused to society often averse to it? What is 

 the character of people long excluded from the world ? 



854. How is the acquired strength of the mind to We preserved ? 



855. What constitutes completeness of character? What are its ad- 

 vantages ? 



856. What is mental concentration? 



857. What is one difference between a strong and a weak mind? 



858. On what does the progress of a student mainly depend ? 



859. Does the exercise of the brain afford pleasure ? 



860. To what degree must the brain be exercised, that it may do a 

 full day's work every day? 



861. Is any thing gained by overworking the brain? Illustrate. 



862. Does a high mental excitement subside, as soon as the exertion 

 ceases ? Illustrate. 



863. How should our business and studies be arranged ? What is 

 the fault of the actual arrangement? 



CHAPTER XIII, 



864. What diversity is found in the digestive organs ? What is the 

 effect of eating indigestible food ? 



865. How does the same rule apply to the mind? 



866. How are some men affected by intense application to subjects 

 out of their common course ? 



867. 868. How do the ills of the other organs affect the brain? 



869. How does great cold affect the brain? Great heat? 



870. What abuses may lead to insanity? 871. Illustrate. 



CHAPTER XIV. 



872. What is the effect of misdirected education? 



873. What expectations may produce the same effect ? 



874. What is the effect in some cases of religious anxiety? 



875. What is the tendency of natural, or artificial appetites, if in- 

 dulged? 



876. What may be the effect of irregular mental habits ? 



CHAPTER XV. 



877. What is day-dreaming ? 878. To what results does it lead ? 

 879. What is the effect of strong emotions? Of fright? 880. Of 



uncontrolled passion? 



881. How do physical stimulants affect the brain? 



882. Is insanity the uniform result of these causes? Between what 

 extremes do they leave the mind ? 



883. To what extent is man responsible for mental health and 

 strength ? 



36* 



