First Person:
-The team from Knoxville High thought that we didn't pose much of a challenge.
-My sister, Judith never really appreciated my talent for singing.
-If Aaron hadn't come to my rescue, I surely...
Second Person:
-They we too engrossed in the game...
The other two could be both
Answer: The theme is "those who sacrifice for others are great people."
Explanation: Even though the words "foolish" and "unwisely" are used at the beginning, the final remark lets us know that they are paradoxical in meaning: what is commonly seen as "foolishness" (giving up your "greatest treasure") is actually the highest wisdom when it is done as an act of love.