life-giving spring breeze and rain—salutary influence of education; the stimulating (/kindly) influence of a good teacher
? 有如時(shí)雨化之者。(《孟子·盡心上》) There are some on whom his influence descends like seasonable rain.
春風(fēng)化雨chūn fēnɡ huà yǔ
適宜植物生長(zhǎng)的風(fēng)和雨。比喻良好教育的普遍深入，也用于指師長(zhǎng)的教誨。the kindly influence of a good teacher, salutary influence of education, life-giving spring breeze and rain