-What is that? I’ve never seen anything so… so…
-Our people have been inflating these bubble-things since the beginning of time, for longer than our collective memory can take us back. Finally the time has come for you to see, to learn about our purpose.
-What are they for?
-I don’t know, the old man said. They stood in silence for a while before he continued: -They make us feel good, I guess.
The young one looked at the endless field of bubble-things in the clouds, and nodded thoughtfully. For him, that was reason more than enough.