The gradual loss of the childful optimism and joy.
When I was a (hungry and impoverished) child, I was optimistic that hunger and poverty could be solved.
As an adult who teaches the study of humans, it is quite clear that the solutions are convenient enough, so will not be attempted.
Hungry children it is.
Hi, teacher here: pedagogy is ‘the method and practice of teaching’, and that practice involves teaching materials.