無徵不信 wú zhēng bù xìn

DEFINITIONS

  1. without proof one can't believe it (idiom)

CHARACTERS

無 wú negative, no, not; lack, have no
徵 zhēng summon, recruit; musical note
不 bù
HSK 1
no, not; un-; negative prefix
信 xìn
HSK 3
trust, believe; letter