The drama of birth and weaning takes place in the same way for infants of both sexes; they have the same interests and pleasures; sucking is the first source of their most pleasurable sensations; they then go through an anal phase in which they get their greatest satisfactions from excretory functions common to both; their genital development is similar; they explore their bodies with the same curiosity and the same indifference; they derive the same uncertain pleasure from the clitoris and the penis; insofar as their sensibility already needs an object, it turns toward the mother: