The importance of  lies in sacrifice for the sake of the greater good; Islam considers those practicing  as abiding by the highest degree of nobility.
ðɪ ɪmpˈoːɹtəns ʌv lˈaɪz ɪn sˈækɹᵻfˌaɪs fɚðə sˈeɪk ʌvðə ɡɹˈeɪɾɚ ɡˈʊd; ɪslˈɑːm kənsˈɪdɚz ðoʊz pɹˈæktɪsɪŋ æz ɐbˈaɪdɪŋ baɪ ðə hˈaɪɪst dᵻɡɹˈiː ʌv noʊbˈɪlᵻɾi.