但对于生存于如此一个复杂现代文化中的人们来说，生物因素对某些特性的影响虽然微小，但在长期重复和积累之后必将最终显现出来。
But, while the effects of biology on the traits that we measured are relatively small for humans living in complex modern cultures, even small effects, when repeated consistently, will accumulate.