No man has a right, either moral or legal, to destroy or squander an inheritance of his children that he holds for them in trust. And man, the wasteful and greedy spendthrift that he is, has not created even the humblest of the species of birds, mammals and fishes that adorn and enrich this earth.
Our Vanishing Wild Life: Its Extermination and Preservation, Chapter II (p. 7), Charles Scribner's Sons. 1913