THE CAUSES OF THE STRUGGLE. 301 



individual, must live. A great leap was made 

 when sexual generation was introduced. Instead 

 of one parent with one set of experiences, two 

 were brought together, possibly from more or less 

 different surroundings, each impressed with the 

 memories of their long existences. As a comple- 

 ment to this death followed, but when we look 

 into the matter a little more closely we shall see 

 that this development has not really altered the 

 fact that as long as the species endures there is no 

 extermination. Every new so-called individual is 

 made up of a portion of each of its own parents, 

 and strictly speaking, only differs from the bud or 

 sucker in being an intimate compound of two 

 instead of one. Every child is, therefore, not only 

 itself, but its father and mother, as well as all their 

 ancestors, and cannot be considered otherwise than 

 a link in a long chain, which is only broken if he 

 or she does not continue the line. 



In the course of Vhe thousands of generations 

 through which a multiform but really identical per- 

 sonality has passed, its experiences must have been 

 exceedingly numerous, and we can easily believe 

 that every one of these has been perpetuated. In 

 man this fact is continually being proven, and no 

 doubt will be recognised by all when by means 

 of photographs their ancestors can be properly 



