And repeat again. There appear to be no real shortcuts: even Mozart, who was a musical prodigy at age 4, took 13 more years before he began to produce world-class music.

这并无捷径，4岁的音乐奇才莫扎特用了13年才能创作世界级的音乐。

youdao

Age 30, he was then asked to repeat his success at a larger, clothing manufacturer, which he promptly named the Yonggang costume factory.

三十岁那年的他在自己命名的“永刚”服装厂将成功更好地复制了一遍。

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The age of pupils can be another determining factor: under-age pupils are more likely to repeat a grade, while over-age pupils tend to leave school early.

UNESCO: MEDIA SERVICES

"Streaming children according to their relative age within each year group may also be helpful, as may allowing children to repeat a year, " they wrote.

BBC: Younger pupils' mental health risk