In the US. Infantry Manual published during World War II, the soldier was told what to do if a live grenade fell into the trench where he and others … - Anatol Rapoport

Crisis in its simplest terms is defined as an upset in a steady state... the habitual problem-solving activities are not adequate and do not rapidly lead to the previously achieved balance state.

Whether game theory leads to clear-cut solutions, to vague solutions, or to impasses, it does achieve one thing. In bringing techniques of logical and mathematical analysis gives men an opportunity to bring conflicts up from the level of fights, where the intellect is beclouded by passions, to the level of games, where the intellect has a chance to operate.

Conflict... is a theme that has occupied the thinking of man more than any other, save only God and love. In the vast output of discourse on the subject, conflict has been treated in every conceivable way. It has been treated descriptively, as in history and fiction; it has been treated in an aura of moral approval, as in epos; with implicit resignation, as in tragedy; with moral disapproval, as in pacifistic religions. There is a body of knowledge called military science, presumably concerned with strategies of armed conflict. There are innumerable handbooks, which teach how to play specific games of strategy. Psychoanalysts are investigating the genesis of "fight-like" situations within the individual, and social psychologists are doing the same on the level of groups and social classes.