To regard international crises as examples of co-operative action would, at first sight, appear to be absurd. ... The recognition that a large-scale war between them would almost certainly be mutually disastrous led to the development of what can be described as codes of conduct designed to facilitate the peaceful resolution of their crises on terms which, if not completely satisfactory, were not wholly unacceptable to either party.
――英文和訳演習 上級篇 伊藤和夫 駿台文庫