Repetitions in lines 11-to 15 suggest that the elements used in these repetitions had the same level of importance.
Explanation:
The reasons behind this answer are that in the first place repetition is a literary device used to provide different elements of the same importance when an argument or a category has been introduced in a text. In our case, this is used in lines 11 to 25. because the author wanted to make clear that his ideas were equally important.