我傻才会说一遍一遍没关系
[wŏ shă cái huì shuō yī biàn yī biàn méi guān xì]
Suggests someone would only do something repeatedly without becoming irritated if they were foolish enough to do so - 'Only someone silly could say it's okay over and over again.' This self-deprecating remark hints that the person admits acting imprudently but takes the blame humbly