Zuò dào lǎo, xué dào lǎo.*

做到老, 學到老。

Lit [If one] works to an old age, [one should continue] studying to an old age.

Fig One is never too old to learn. It's never too late to learn.

Note [Rhyme; see also huó dào lǎo above.]

Topics AGE LEARNING OLD AGE rhyme STUDYING TIME