5.Is it possible to enjoy a peaceful life in a world that is increasingly challenged by threats and uncertainties from wars, terrorism, economic crises and a widespread outbreak of infectious diseases?
当今世界,战争、恐怖主义,经济危机和大规模爆发的传染性疾病等威胁和未知因素层出不穷,人类能否在这样一个环境中享受和平生活?