Chapter Xxxv. Marriage and Money 40

Discusses the causes of prostitution, and that higher form of prostitution known as the "marriage of convenience."

CHAPTER XXXVI. LOVE VERSUS LUST 46 Discusses the sex impulse, its use and misuse; when it should be followed and when repressed.

CHAPTER XXXVII. CELIBACY VERSUS CHASTITY 51

The ideal of the repression of the sex-impulse, as against the ideal of its guidance and cultivation.

CHAPTER XXXVIII. THE DEFENSE OF LOVE 55

Discusses passionate love, its sanction, its place in life, and its preservation in marriage.

CHAPTER XXXIX. BIRTH CONTROL 60

Deals with the prevention of conception as one of the greatest of man's discoveries, releasing him from nature's enslavement, and placing the keys of life in his hands.