Answer: Bravery
In this excerpt, it is clear that Hector is a brave character. His wife is trying to convince him to not go to war, as she is worried about him. However, Hector tells her that he has to go. He claims that if he did not go, he would be too embarrased to face the men who did fight. He believes it is his duty to go, and that it would be a cowardly act to ignore his responsibility. Hector's bravery and sense of duty compels him to fight.