we forget; we forgot
We haven't forgotten.
Creo que nos olvidamos de algo.
I think we forgot something.
Nosotros nos olvidamos de apagar la luz.
We forgot to turn off the light.
Nos olvidamos de cerrar la puerta con llave.
We forgot to lock the door.
Los hombres nos olvidamos de lo que no nos conviene.
We men forget what doesn't suit us.
— Rashomon (1950)
We forget.
Con todo respeto, creo que nos olvidamos algo.
With all due respect, I think we're forgetting something.