Because Hemingway wants to mirror the reliability of the character in the situation of the story using a straight forward manor. For youngsters of Hemingway's era, World War I should be the enterprise of a lifetime. You basically must be there. A significant number of the individuals who did not take part in the abroad battle as a result of age or different conditions profoundly lamented missing their shot.
It is important to know your medicine so that if something bad happens to you or someone else you would be able to treat them with the right medication
