No More Learning

29 Just as there were days on which one could not engage the enemy in battle, so there are days when there should not be a crisis; and just as there were bad generals who did not join battle on a propitious day, so there were patients or diseases which produced their crisis on a day that was not propitious, so that on those occasions one had bad crises, that is to say, crises which necessarily led to an unfavorable development, a kind of supplementary complication, but without this meaning that crises           at a propitious moment always have lavorable outcomes.