english: They were evolved for a world in which people lived in very small groups, rarely met anybody who was terribly different from themselves, had rather short lives in which there were few choices and the highest priority was to eat and mate today.
non_english: Evrimleştikleri bu dünyada insanlar küçük gruplar halinde yaşardı, kendilerinden çok farklı kimselerle nadiren karşılaşırlar, nispeten az seçeneklerinin olduğu kısa hayatlar yaşardı. Onlar için birinci öncelik o an yemek ve çiftleşmekti.