quien tiene boca, se equivoca

Literally, “he who has mouth, is wrong”, playing on the internal rhyme boca (“mouth”)/equivoca (“he/she mistakes”).

• IPA^(key): /ˌkjen ˌtjene ˌboka | se ekiˈboka/ [ˌkjẽn̪ ˌt̪je.ne ˌβ̞o.ka | se e.kiˈβ̞o.ka]
• Syllabification: quien tie‧ne bo‧ca, se e‧qui‧vo‧ca

quien tiene boca, se equivoca

1. when speaking, it is normal to say something wrong; everything one says cannot always be right or true

   Hypernym: errar es humano (“to err is human”)

• por la boca muere el pez