Supplement 173 Key (page 58, and following) there is a good resume of the different volumes of Life-Lines. Ellen Key concentrates the subject-matter in the three volumes in this manner: in the pre- face to the third volume, Part I, the First Article of the Religion of Life deals with the primary cause and power of production, with the Will that creates life and struggles for existence. The Second Article of the Religion of Life, vol. ii., deals with living and growing together, with the Will that liberates and unites life. The Third Article of the Religion of Life, vol. iii., deals with the manifold com- plexities and the feeling of power, with life's Will enlarging the soul and creating beauty. The synthesis in the Religion of Life contains, in a word, Evolutionism, Solidarity, and Individualism. And, in order still further to elucidate the inner mieaning of the moral law of the Religion of Life, she says: ''The forces which are set in motion by the race-life, community-life, and the personal soul-life, ought to be used so that they may enhance life and happiness in general and for the individual, whether the latter's love, work, and faith cause his life to radiate joy or sorrow. Since Ellen Key's monumental work, Life- Lines, appeared, she has VvTitten many smaller