 He goes on to state that he does not intend to make a thorough survey of modern biology but rather to "bring out the form of its key concepts and to point out their logical relationships with other areas of thought…it is an avowed attempt to extract the quintessence of the molecular theory of the code" (Monod, xiii).Monod stresses the importance of the molecular theory of the genetic code as a physical theory of heredity and brands it as the "secret of life".He continues to explain how this important discovery has made it the duty of scientists to share with and enhance other disciplines of thought such as philosophy.