Tā jiāo le yíbèizi shū, rújīn táolǐ biànbù quánguó.
He taught all his life, and today his former students are all over the country.
Tips
culture
Students are a teacher's 桃李, trees the teacher planted and raised. 桃李满天下 'peaches and plums all over the world' is the standard tribute to a teacher whose students are everywhere.
history
桃李不言,下自成蹊 'peach and plum trees say nothing, yet a path forms beneath them': people come to true merit of their own accord. The Records of the Grand Historian quotes it in praise of the general 李广.