These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
Many, but the angina attack scene is particularly heartwrenching, especially when Jack is told that he can't go back to school and he BEGS his father not to take him away from there as he finally has friends.
Of the Tears of Joy variant, there is the "Who I Want To Be When I Grow Up" report. God that was beautiful.
Also Jack's reaction when he first learns of the assignment and looks forlornly at his blank paper: