don't know that they ought not to marry. Soon after marrying his condition became clear to him, but in the meantime his wife conceived, and he is now the father of a healthy, good-looking boy. It is possible that with proper bringing up the development of any homosexual traits will be prevented. It should be borne in mind that long sexual repression is favorable to the development of homosexuality. But to emphasize: homosexuality is a dysgenic factor, and no homosexual should marry. =Sadism= Sadism is a sexual perversion in which the person derives pleasure only when beating, biting, striking, or otherwise inflicting pain on the person of the opposite sex. The degree of cruelty varies, but all sadists should be shunned. Unfortunately the fact that a man is a sadist is often not found out until after marriage, but as soon as the wife has found it out she should leave the man and demand a divorce. Sadism is a sufficient ground for a separation or divorce. No person with any moral feeling in him or her should be responsible for bringing children into the world with a possible sadistic heredity. Sadistic cruelty is often of the gross, brutal, repulsive kind, but sometimes the sadist inflicts on his "beloved" object refined tortures of which only a cunning "demon" is capable. The sufferings which the wives of some sadists have to undergo are known only to themselves and to a few--very few--physicians. =Masochism= Masochism is a sexual perversion in which the person, man or woman, _likes_ to suffer pain, beatings, insults and other cruelties at the hands of the beloved object. It is a dysgenic factor but much less important than sadism. =Sexual Impotence=