CONTENTS v 



LECTURE XIX. 



PAGE 



THE CONTROL OF LIFE: LESSONS OF EVOLUTION . . 603 



1. The Idea of the Controllability of Life, 603 2. Hered- 

 ity the First Determinant of Life, 606 3. Nurture the 

 Second Determinant of Life, 607 4. Selection the Third 

 Determinant of Life, 612 5. Importance of Correlating 

 Organismal, Functional, and Environmental Betterment, 619 

 6. Dangers of False Simplicity or Materialism, 620 7. 

 Science for Life, 625. 



LECTURE XX. 



VIS MEDICATRIX NATURAE 631 



1. Biological Aspects of the Healing Power of Nature, 631 

 2. Psychological Aspects of the Healing Power of Nature, 

 633 3. Correspondence in Animate Nature to our Ideals 

 of the True, the Beautiful, and the Cood, 634 4. Humanist 

 Value of the Study of Animate Evolution, 640 5. Scientific 

 Description of Animate Nature not Inconsistent with Reli- 

 gious Interpretation, 649. 



