172 Ellen Key contains a communication to her readers which explains her object in preluding this monu- mental work—called classical by some au- thors—^with the Course of Development of Sexual Morality. Life-Lmes, i., as well as ii. and iii., consists of two volimies each. When the first part appeared, with nine chapters devoted to the different phases of sex-life, of legal and illegal unions, with the headings: " The Evolution of Love ; " " Love's Freedom ; "Love's Selection," etc., the author became the object of dangerous misunderstanding. Her gospel of love was interpreted as an ex- pression of so passionate an appreciation of erotic life that it could be considered her religion. And this, in spite of the fact that she had to her credit a large literary output, barely a twentieth part of which dealt with erotic problems, as she herself declares. Now the truth of the matter is that Life- Lines, ii. as well as iii. had already been sketched before i., but the latter was published first because the relation which creates the race must be the First Article in the Religion of Life. It is to be deplored that the second and third volumes were not at once translated into the languages in which the first volume had become known. In John Landquist's essay on Ellen