Related by context. Frequent words. (Click for all words.) 40 Charles Darwin 38 naturalist 38 David Attenborough 36 naturalists 33 Stephen Hawking 33 Jane Goodall 33 Richard Dawkins 33 Germaine Greer 31 Jacques Cousteau 30 DH Lawrence 30 Galapagos Islands 30 Bertrand Russell 30 Natural History 30 Philosophers 29 Carl Sagan 29 Philip Pullman 29 Philosopher 28 theologians 28 Swami Vivekananda 28 CS Lewis 28 Albert Einstein 28 VS Naipaul 28 Francis Bacon 28 Ralph Waldo Emerson 28 theologian 28 Leonardo da Vinci 27 Cardinal Pell 27 Aldous Huxley 27 Jane Austen 27 JRR Tolkien 27 Achebe 26 Isaac Newton 26 philosopher 26 Evelyn Waugh 26 Darwin theory 25 Creationism 25 Mahatma Gandhi 25 evolutionary theory 25 Sigmund Freud 25 botanists 24 philosophers 24 Thomas Aquinas 24 Humankind 24 Nobel Laureate 24 atheism 24 creationists 24 Hawking 23 Ian Fleming 23 Herman Melville 23 evolutionary biology 23 Attenborough 23 William Wilberforce 23 William Shakespeare 23 Martin Luther 23 Prince Charles 22 Chaucer 22 lemurs 22 Tolstoy 22 evolutionists 22 HG Wells 22 Intelligent Design 22 Theodore Roosevelt 22 TS Eliot 22 creationism 22 Darwinian evolution 21 Einstein 21 Meriwether Lewis 21 mass extinctions 21 humanists 20 zoologist 20 Enlightenment 20 Charles Dickens 20 Queen Victoria 20 Wilberforce 20 Nietzsche 20 Florence Nightingale 20 God Delusion 20 Darwin 19 Thoreau 19 creationist 19 paleontologist 19 Napoleon Bonaparte 19 Freud 18 Gauguin 18 bicentenary 18 Thomas Paine 18 evolutionary biologist 18 prehistory 18 Tolkien 18 Henry VIII 18 Natural History Museum 17 atheists 17 Species 17 Darwinism 17 Confucius 16 Abraham Lincoln 16 Karl Marx 16 Behe 15 evolutionary 15 dinosaurs 13 Copernicus