1901. The purpose of the book is to set forth a naturalist's judgment of life and death. Contents: The Place of the Individual in the Universe; Organic Individuals; The Duration of the Individual Life; The Nature of Individuality; The Place of Organic Life in the Universe; The Growth of Sympathy; Expression of the Individuality; Appreciation of Other Individuality; Fear and Valour; The Attitude of Man Toward Death; Relation of Parent to Child; The Period of Old Age; The Utilization of Old Age; and Immortality.