Knowledge...

He carelessly threw his bag on the bed. Some books flew out on the floor. He didn't bother. Not needed anymore, school year over, he thought.

 She waited for him to leave the room, kept her broom aside, picked up the books, brought them to her forehead and smiled. They were hers now.
 

Knowledge passed on.

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P.S. Originally written as a tweet reply to @harshsnehanshu for the prompt "Book". 
P.P.S. 50th post on this blog !