USEFUL REFERENCES 655 



V. To be successful in agriculture or forestry (21) one must have 

 good health, for much of the work is out-of-doors ; (22) one must have 

 training along specialized lines such as plant and animal breeding, 

 tree culture, etc. ; (23) it is not necessary to have any special training 

 except a love for the out-of-doors ; (24) at least four years in a school 

 of agriculture or forestry is desirable; (25) all one needs is tact, 

 optimism, and executive ability. 



Achievement Test 



1. What are the chief characteristics necessary to become a suc- 

 cessful physician? A dentist? A nurse? 



2. What type of mind makes the best teacher? The best research 

 worker ? 



3. What characteristics would best fit one for agriculture? For 

 forestry? 



4. What training would be necessary for each of the above voca- 

 tions ? 



Useful References 



Dorsey, Why We Behave Like Human Beings. (Harper & Bros. 



1925.) 

 James, Psychology. Briefer Course. (Henry Holt & Co. 1923.) 

 Parsons, Choosing a Vocation. (Houghton Mifflin Co. 1909.) 

 Spillman, Personality. (Gregg Publishing Co. 1919.) 



