Walking alone, she smiles:
What is she thinking of,
This modern solitary reaper?
Some joke in the class,
A flirting moment in the interval,
Or a handsome boy doing a press
At odd moment in an odd place?

Whatever it may be,
I enjoyed the shy smile before
It vanished off her red lips.

Daniel Trevelyn Joseph

http://www.poemhunter.com/poem/on-the-skywalk/