Determine the valence intensity of the following tweet, considering the mental state of the author. Assign a real number between 0 and 1, where 0 denotes extremely negative and 1 denotes extremely positive.
Tweet: @Cpt_SRogers_\n'Well it can go one of two ways. You either get over it and accept it, because it's not going to change, or you mope about --
0.297