nsanguineous Marriages are Advisable--Offspring of
Consanguineous Marriages--Homosexuality--Homosexuals Often
Ignorant of Their Condition--Sexual Repression and
Homosexuality--Sadism and Divorce--Masochism--Sexual Impotence
and Marriage--Effect Upon the Wife--Frigidity--Marital Relations
and Frigid Woman--Excessive Libido and Marriage--Excessive
Demands Upon Wife--Satyriasis--The Excessively Libidinous
Wife--Nymphomania--Treatment--Harelip--Myopia--Astigmatism--
Premature Baldness--Criminality--Crime as Result of
Environment--Legal and Moral Crime--Ancestral Criminality and
Marriage--Rules of Heredity--Pauperism--Difference Between
Pauperism and Poverty.

XXXII. BIRTH CONTROL OR THE LIMITATION OF OFFSPRING 244

Knowledge of Prevention of Conception Essential--Misapprehensions
Concerning Birth-control Propaganda--Modern Contraceptives Not
Injurious to Health--Imperfection of Contraceptive Measures
Due to Secrecy--Prevention of Conception and Abortion
Radically Different--More Marriages Consummated if Birth-control
Information were Legally Obtainable--Demand for Prostitution
Would be Curtailed--Venereal Disease Due to Lack of
Knowledge--Another Phase of the Birth-control Problem--Knowledge
of Contraceptive Methods Where There Was a Taint of Insanity,
and the Happy Results.

XXXIII. ADVICE TO GIRLS APPROACHING THE THRESHOLD OF WOMANHOOD 261

The Irresistible Attraction of the Young Girl for the Male--The
Unprotected Girl's Temptations--Some Men Who Will Pester the
Young Girl--Risk of Venereal Infection--Danger of
Impregnation--Use of Contraceptives by the Unmarried Woman
May Not Always Be Relied Upon--Nature of Men who Seduce
Girls--Exceptions--Illegitimate Motherhood--Difficulties in
the Way of Illegitimate Mother Who Must Earn Her Living--The
Child of the Foundling Asylum--Social Attitude Towards
Illegitimacy Responsible for Abortion Evil--Dangers of
Abortion--The Girl Who Has Lost Her Virginity.

XXXIV. ADVICE TO PARENTS OF UNFORTUNATE GIRLS 273

Attitude of Parents Towards Unfortunate Girl--The Case of Edith
and What Her Father Did--The Pitiful Cases of Mary B. and
Bridget C.

XXXV. SEXUAL RELATIONS DURING MENSTRUATION 279

Heightened Sexual Appetite of Many Women During Menstruation--
Sexual Intercourse During Mens