Such explanations do not imply that humans consciously calculate how to increase their inclusive fitness when doing altruistic acts.
sˈʌtʃ ɛksplɐnˈeɪʃənz duːnˌɑːt ɪmplˈaɪ ðæt hjˈuːmənz kˈɑːnʃəsli kˈælkjʊlˌeɪt hˌaʊ tʊ ɪŋkɹˈiːs ðɛɹ ɪŋklˈuːsɪv fˈɪtnəs wɛn dˌuːɪŋ ˌɔːltɹuːˈɪstɪk ˈækts.