 Icyumba cyiza mu nzu yinkende Ubu, Bwana Samper agira ati: Turicuza cyane ko abantu benshi nibisekuru bababajwe nibyo bikorwa cyangwa no kuba twarananiwe kubyamagana. Yamaganye kandi Madison Grant na Henry Fairfield Osborn bamwe mu bashinze iyi nzu, bombi bagize uruhare rukomeye mu kumurika Ota Benga. 