MAN’S THEATER OF ACTION 
and space, our attention has been drawn to the orderly 
march of forms, both as regards the infinitesimal atoms and 
the enormous heavenly bodies. In such developments we 
find a forecast of the progress of life forms from the sim- 
plest to the most complex, not only of every individual 
being from his conception to his death, but of the animal 
and vegetable kingdoms themselves. In the next two 
chapters we shall trace the progressive steps of life de- 
velopment which lead us at length to the consideration 
of adult man and his achievements. 
e 
