Final answer:
Alby is trying to share information about a world or environment that is different or unfamiliar to Thomas. This can signify something significant happening or changing outside of their current situation.
Step-by-step explanation:
When Alby tries to tell Thomas about the "outside," it implies that Alby is trying to share information about a world or environment that is different or unfamiliar to Thomas. This suggests that there may be something significant happening or changing outside of their current situation. Similar situations can be seen in literary works where characters are exposed to new experiences or realities, which often leads to the development of the plot and the characters themselves.