o bom filho a casa torna

以前に一度やったことをやる、すでに行ったことのある場所を訪れる

英語の意味

to do something one has already done previously; to visit a place one has already been to

Depois de experimentar várias técnicas, ele voltou à antiga estratégia, lembrando que o bom filho a casa torna.

いくつかの技法を試した後、彼は昔の戦略に戻り、『良い息子は必ず家に帰る』ということを思い出しました。

After trying several techniques, he returned to the old strategy, remembering that a good son always returns home.