自作多情自以为是
[zì zuò duō qíng zì yĭ wéi shì]
This could imply both a playful exaggeration or sincere regret over behaving in ways that reflect misguided confidence in oneself—or perhaps overly assuming another person’s affections without valid reason ('Misled Arrogance'). It reflects on moments where we act based on our misconceptions.