During the height of the Cold War, the US and USSR devoted a great deal of attention to avoiding misunderstandings and preventing crisis escalation. This is a lesson that we should learn from history. In particular, the two superpowers established a hotline directly connecting their leaders, which was very effective, and did not permit any outside restraints or interference.
如何避免誤會，防止危機升級，一直是冷戰時代美、蘇二元國際體系的研究焦點，也是值得我們向歷史學習的經驗教訓，其中以建立元首間的高層熱線電話，效果最大，亦不容易受到外來的制約與干擾。