CONTENTS The Uniqueness of Man page i Eugenics and Society 22 Climate and Human History 55 The Size of Living Things 69 The Courtship of Animals 86 The Intelligence of Birds 97 The Analysis of Fame 107 Science,, Natural^and Social 112 * ' fi Religion as an Objective Problem 132 Life can be Worth Living 142 On Living in a Revolution 149 Philosophy in a World at War 164 War as a Biological Phenomenon 181 Darwinism To-day 190 Thomas Henry Huxley and Julian Huxley: An Imaginary Interview 204 Dr. Spooner: the Growth of a Legend sn Birds and Men on St Kilda . 217