【无师自通】〖wú sh zì tng〗[learned without teacher; self-taught]

无缝天衣著诗典，

师逸功倍汉英翻。

自强不息灭剥削，

通变达权大同寰。

没有老师的传授就能通晓。No teacher impart, can thoroughly understand all.同：自学成才。