谆谆不倦

Explanation: Earnestly the teachings of patience, tireless. 　　Source: Ming Cheng Yi, "Mr. Ming-line-like" Sir calm Informing, earnest tireless in Yap three years, people love such as parents, to date, crying earthquake wild. " 　　Examples: Father day ~ the 'court training' is put emotions peeling his youth. ★ Mao Dun "to create" two