If people were only fighting and competing throughout human evolution, natural selection would lead to more lefties being the ones that made it until there were so many of them, that it was no longer a rare asset.
Ако хората само се биеха и състезаваха помежду си в човешката еволюция, естественият подбор щеше да доведе до нарастване на левичарите, докато станат толкова много, че вече нямат ценно предимство.