Nid oes drwch dimai rhwng y da a’r drwg – there is not the thickness of a halfpenny between good and bad.

Nid oes drwch dimai rhwng y da a’r drwg.Dihareb Cymraeg. Ystyr Saesneg; English meaning: There is not the thickness of a halfpenny between good and bad. Addaswyd o ddetholiad Diarhebion Cymraeg gan J. J. Evans 1965.