道之所存，师之所存

dào zhī suǒ cún , shī zhī suǒ cún

If sb has grasped the truth before you, take him as your teacher (Tang dynasty essayist Han Yu 韓愈|韩愈[Han2 Yu4]).

We should learn from one who knows the way.

道

dào

road; path (CL:條|条[tiao2],股[gu3])

之

zhī

(possessive particle, literary equivalent of 的[de5])

所

suǒ

actually

存

cún

to exist

，

,

师

shī

teacher

之

zhī

(possessive particle, literary equivalent of 的[de5])

所

suǒ

actually

存

cún

to exist