"The study of living things at the molecular level established what may fairly be called the First Law of Biology, that all the entities and processes of life are obedient to the laws of physics and chemistry... the Second Law of Biology, that all entities and processes of life were created by evolution through natural selection."
E.O.Wilson.
From the Foreword
Field Notes on Science & Nature
Michale R Canfield et al.
Harvard University Press
2011
ISBN 978-0674057579