彼は亡き父の訓を今も守っている。
He still keeps to the teachings of his late father.
師の訓を胸に刻んで修行に励んだ。
He devoted himself to his training with his master's precepts engraved on his heart.
先人の訓に学ぶところは多い。
There is much to learn from the teachings of those who came before us.