After three days in Cairo last week consulting on Middle East peace with Egyptian President Anwar Sadat, British Foreign Secretary Sir Alec Douglas-Home sounded an optimistic note. Douglas-Home, who had taken time out to don Arab robes and ride a camel while visiting the pyramids at Giza, reported that his hosts were "in a mood for permanent peace." Sir Alec had hardly spoken, however, when Egypt and Israel started shooting at each other in the most serious exchange since a fragile cease-fire was arranged along the Suez Canal 13 months ago.
The fight was actually precipitated two weeks ago, when...