学然后知不足
xué​rán​hòu​zhī​bù​zú

to learn is to know one's ignorance

  1. 学 學 xué verb
    to study
    to study; to learn; to gain knowledge or skills
  2. 然后 然後 rán​hòu conjunction
    and then
    after that; afterwards; shows that an event happens after another, often used following words like 先 xiān or 首先 shǒu​xiān
  3. 知 zhī verb
    to know
    to know; to be aware of; to realize or sense
  4. 不足 bù​zú adjectivenoun
    insufficient
    insufficient; lacking; not enough; inadequate