It would be "Himself", since in the sentence, is the hint "his kite take flight." Also reading it, it sounds like it's in the third person point of view, another hint.
What passage is Hannah in I need to dialogue to answer
1. Were
2. Died
3. Lived
4. Didn’t eat, ate
5. Had
6. Payed, didn’t pay by
7. Drank, didn’t drink
8. Spent, didn’t spend
9. Saw, didn’t see
10. Swam, didn’t swim
The understanding of the poem, as the way a poem is structured can change the meaning or how the reader understands it drastically.