It’s true. Sometimes a tear’ll slip out… it’s bound to happen, sometimes… but for the most part, I cry on the inside. But right now, as I stand here watching my friends weeping in a huddle together... I'm not. Not even on the inside.
After the events of "Filli Vanilli," Pinkie Pie approaches Fluttershy with apologies. But when Fluttershy probes into just why and for what Pinkie is apologizing, Pinkie finds out that there are quite a few friendship lessons she has still
Scootaloo had been without a family for a very long time. She has never told anypony about her situation. It isn't until a certain purple unicorn learns about her origins that she discovers what a family truly is.
After Apple Bloom steals from Sugarcube Corner, her own shame and guilt begin to gnaw away at her until she starts to doubt her own identity as an Apple.
Lists are a simple way to keep yourself productive. If the list is detailed enough, you don't have to even think. The movements become mechanical. Automatic. Which might just be exactly what she needs right now.