idle hands are the devil's tools
口語·勸誡勿懶惰
例句
Mom always said, 'Idle hands are the devil's tools,' so she kept us busy with chores.
典故來源
源自基督教道德訓誡,強調懶惰易使人陷入罪惡,最早可追溯至16世紀英國諺語,與'閑散生惡'觀念一致。