This section is from the book "Human Sexuality", by J. Richardson Parke. Also available from Amazon: Human Sexuality.
The prevalent idea that African negroes, in a state of nature, are peculiarly amorous, probably growing out of the obscene and lascivious character of many of their orgies, is in reality disproved by the very circumstance which seems to establish it; these orgies being indulged in rather for the purpose of aiding and stimulating a naturally weak erethism.
The negress as a rule is cold and indifferent to the promptings of love, yielding less to psychic influences than the coarse materialism of the act. The white man, with his smaller penis, and more susceptible neurotic temperament, is powerless to excite her, completing the intercourse long before her blunter nervous organism has reached the point of enjoyment, and she feeling that lack of satisfaction which arises from an unharmonious union.
 
Continue to:
sexuality, reporduction, genitals, love, female, humans, passion