This poem is a perfect vignette. The second stanza expresses just the right degree of laconic regret.
Further enlargement belongs in the reader's mind.
There is another possibility that you might consider (for another occasion perhaps), and that is writing with the pronoun "she". This transposition could lead you to an alternative way of understanding this fleeting material?
You know, I've always felt like teachers are better than us students. It just seems like that's the way it's suppose to be unless you become a teacher yourself. Although, I learned that I am a teacher too, because people actually like my writing. Besides that, I also teach my son, and it's a great feeling.