自作多情比失恋还痛苦
[zì zuò duō qíng bĭ shī liàn hái tòng kŭ]
The sentence '自作多情比失恋还痛苦' translates to 'Being self-centered and assuming affection is even more painful than break-ups'. It implies that the person feels the pain of misunderstanding or misinterpreting another's affection as deeper than actual breakups themselves.