因错而过因过而错
[yīn cuò ér guò yīn guò ér cuò]
The username '因错而过因过而错' implies the meaning of 'mistakes lead to missing opportunities, and missing opportunities lead to further mistakes'. This phrase reflects someone's feelings after a sequence of regrets and reflections on life's events. The user probably wants to express how they feel that one’s own mistakes have cost many chances in life and made more missteps thereafter.