PART I

WHAT HE OUGHT TO KNOW CONCERNING HIMSELF

The true foundation for happiness in married life—Physical, intellectual and sexual differences between men and women—Each complemental to the other, and complete only when mated—The three theories regarding coition—The correct theory—The physical cost of procreation—Illustrated in insects, animals and man—What is excess—Effects of marital continence—The husband’s duty to his wife—Physical defects and deficiencies of husband or wife—Misery entailed by vice—Effects upon wife—Upon children—Purity and fidelity.