448 INDUCTION. 



Deduction, compose the available resources of the human mind 

 for ascertaining the laws of the succession of phenomena. 

 Before proceeding to point out certain circumstances, hy which 

 the employment of these methods is subjected to an immense 

 increase of complication and of difficulty, it is expedient to 

 illustrate the use of the methods, by suitable examples drawn 

 from actual physical investigations. These, accordingly, will 

 f form the subject of the succeeding chapter. 



