And, indeed, once again we're moving forward to the kind of sexual expression that we probably saw on the grasslands of Africa a million years ago, because this is the kind of sexual expression that we see in hunting and gathering societies today.
Powracamy do rodzaju ekspresji seksualnej obecnej na sawannie milion lat temu, bo przypomina tę, która obserwujemy dziś u plemion łowiecko-zbierackich.