We only know what we don't have when it's too late. Northern Ireland has been suffering from this recently.
원문출처 : https://www.cnn.com/2019/04/26/opinions/nic-robertson-lyra-mckee-opinion-intl/index.html
원문출처 : https://www.cnn.com/2019/04/26/opinions/nic-robertson-lyra-mckee-opinion-intl/index.html