In the story a Knight's Tale by Geoffrey Chaucer Arcite is a Knight who imprisoned and falls in love with a beautiful woman named Emily. After being banished and never being able to see Emily again Arcite disguises himself as one of her servants and quickly becomes a part of Emily's household so he can be close to her once again. This is how Arcite was resourceful.
His sense to go to war is not qoth murder but thought the fine sense of the law and when not to go to war is when an individual evildoer is done and said evildoer will be punished for said evildoers's actions