Man in the Light of Evolution 



ideal and make the necessary effort to rise to the 

 next higher plane of life, or he will sink to the 

 lower. There is no middle ground where he can 

 stand still. There can be no unity in the life 

 which is half anthropoid and half human. 

 Halting between two opinions and aims leads 

 no whither except to crippledom. There can be 

 freedom in the use of our powers, and an end 

 to strife and schism in life, only as we reso- 

 lutely and continuously make the highest su- 

 preme. Only by this effort and through this 

 warfare can we win peace. For in this realm 

 and on this plane peace is won only by conquest, 

 and is the reward of him that overcometh. 



We are now prepared to describe man in the 

 light of evolution somewhat more clearly. Man 

 is physically a machine for the manifestation of 

 energy. The digestive system furnishes the fuel. 

 The muscular and nervous cells are the furnaces 

 where the fuel is burned; respiratory and ex- 

 cretory systems correspond to draft and smoke- 

 stack. The circulatory system is the means of 

 conveying fuel and oxygen to the cells and of 

 removing their waste. Every visceral organ is 

 indirectly a means of power and efficiency. 



The power is manifested through the mus- 



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