Earnest and tireless
Tireless, idioms, as predicate, attribute, adverbial, sincere and patient teaching, tireless. Source: Mr. Mingdao's deeds written by Cheng Yi of Song Dynasty: "Mr. Mingdao spoke calmly and earnestly. After three years in the city, the people loved him like their parents. On the day they left, they cried wildly."
Idioms and allusions
Cheng Yi of Song Dynasty wrote "Mr. Mingdao '
Examples of Idioms
Example: my father stripped away his youth in his "court instruction" in Japan. Mao Dun's creation II
Discrimination of words
Used as predicate, attribute, adverbial; used in writing
Earnest and tireless