他狠狠嘲笑过我的义无反顾
[tā hĕn hĕn cháo xiào guò wŏ de yì wú făn gù]
Describes deep-seated sadness over the way someone mocked the user's determination. Even in making decisions without any hesitation and firmly committing all-out efforts toward goals/feelings, others still treated these actions without respect. A bittersweet reflection of past experiences and possibly indicating resilience after going through those times.