学海无涯 xué hǎi wú yá

DEFINITIONS

  1. sea of learning, no horizon (idiom); no limits to what one still has to learn
  2. ars longa, vita brevis

CHARACTERS

学 xué learning, knowledge; school
海 hǎi sea, ocean; maritime
无 wú negative, no, not; KangXi radical 71
涯 yá shore, bank, water's edge