“Mae’r sgrifen ar y mur. Byddai ‘dim cytundeb’ yn fethiant trychinebus ar ran Llywodraeth y DU. Byddai’n creu trafferthion enfawr ac yn achosi niwed economaidd a chymdeithasol difrifol ym mhob rhan o’r Deyrnas Unedig am flynyddoedd i ddod.
“The writing is on the wall. ‘No deal’ would be a catastrophic failure of the UK Government that would cause huge disruption and serious, long-lasting economic and social damage to all parts of the UK.