Both are infectious. I leave each of you to answer that one on your own. Perhaps, more fancifully, we can see possible linkages among these terms through the idea of waste. It is diarrhea and vomiting that produce fatal results in cholera. So, one can say that cholera kills through excessive shit.
War reduces society to shit.
Philosophy is just a bunch of shit, a waste of time and one can waste away through unrequited love. What an intense moment that must have been for both the French and the Germans. Americans can only guess at the feelings experience by the French, or later, those of the British and the Germans. We will not even acknowledge defeat in the case of Vietnam, having blamed our lack of success there on the politicians rather than the military. Paris is a beautiful city.