While she can't decide the wish that she wants to have granted right away, when she looks at her senpai who tries so hard to help people, her senpai seems so lovely that she can't help but think that she wants to be able to be useful to someone like that, too...
Before she realized it, she was admiring the idea of "magical girls".
Cards with Similar Effects
The notebook depicted on the Memoria comes from Episode 2 of the original anime. The notebook's doodles were made by Aoi Yuuki, Madoka's voice actor.