孤证不立 gū zhèng bù lì

DEFINITIONS

  1. unacceptable as uncorroborated evidence (in law or in textual criticism)

CHARACTERS

孤 gū orphan, fatherless; solitary
证 zhèng prove, confirm, verify; proof
不 bù no, not; un-; negative prefix
立 lì stand; let stand; establish, set