Time
Time goes by fast when you not paying attention and having fun
But goes slow when your ready to leave
This was said in a passive voice
It’s based on the perspective of the dog and how he views the world hence why everything else is so scary and not normal compared to his owners who are regular and don’t see what courage does. (I don’t think it’s based on a true story but some episodes relate to the real world)
I think the answer is a from searching passage it looks like it would be a