 What impression can be made about Don’s feelings towards Alis?
Radio messages stated simply that Superior had seceded from Earth. Don hesitated, shrugged at the redhead, said, "Excuse me," and followed the conductor. Don made his way up to the locomotive and found a bigger knot of people gathered in front of the cowcatcher. Nevertheless, Don could see that it apparently was a neat, sharp edge, not one of your old ragged, random edges such as might have been caused by an explosion. He didn't have to stand on tiptoe any more than he had to sit on the edge of his seat during the exciting part of a movie, but the situation seemed to call for it.
 He was quickly becoming fond of her.
 He was afraid of her because of her boldness.  He was quickly becoming fond of her.  He found her to be attractive, yet too young for his liking.  He found her to be too young and annoying.