有備無患 yǒu bèi wú huàn

DEFINITIONS

  1. Preparedness averts peril.
  2. to be prepared, just in case (idiom)

CHARACTERS

有 yǒu have, own, possess; exist
備 bèi prepare, ready, perfect
無 wú negative, no, not; lack, have no
患 huàn suffer, worry about; suffering