The most prominent way courage is shown throughout this movie is
Walter’s fantasies, Walters trip to Greenland and the cinematic techniques.
During the course of the film Walter had many ‘fantasies’. He often dreamed up fictional situations with real people. This is his way of showing courage. He shows courage through his fantasies by thinking up fictional situation where he can take charge and do something spontaneous and courageous. During the train station scene he ‘dreams’ that he saves his love interests dog