Authors:

With reference to life there is not one nature; there are only associations of states and circumstances, varying from place to place and from time to time.

RenĂ© Jules Dubos (1987). “Mirage of Health: Utopias, Progress, and Biological Change”, p.27, Rutgers University Press
With reference to life there is not one nature; there are only associations of states and circumstances, varying from place to place and from time to time.