Tā duì xuéshēng chūnfēnghuàyǔ bān de guānhuái lìng rén gǎndòng.
His spring-wind-and-rain-like care for his students is deeply moving.
Tips
history
From 《孟子·尽心上》: 有如时雨化之者 — Mencius described ideal teaching as 'timely rain transforming' the student. Later generations added 春风 to form 春风化雨, emphasizing warmth as well as moisture.
culture
A stock compliment for teachers, widely used on Teachers' Day cards, in graduation speeches, and in retirement tributes. The image: instruction works slowly and gently, like weather on growing crops — not by force.