the proof of the pudding is in the eating

el movimiento se demuestra andando

• It sounds promising on paper, but the proof of the pudding is in the eating.
• The new software looks impressive, but the proof of the pudding is in the eating.
• Her plan seems solid, but the proof of the pudding is in the eating.

This idiom is used in both formal and informal contexts to emphasize that outcomes are what truly matter. It is more common in British English and can be found in both speech and writing.

A common mistake is translating the Spanish 'el movimiento se demuestra andando' literally, which does not convey the intended meaning in English. It is important to use the idiom correctly as 'the proof of the pudding is in the eating'.

• leave no stone unturned
  no dejar piedra sin remover, agotar todas las opciones
• the writing on the wall
  los augurios, lo que se veía venir
• throw caution to the wind
  lanzarse sin pensar, dejar de lado la cautela
• wrap your head around (something)
  hacerse a la idea, entender algo complejo