believe it
You have to believe it.
Fui lo suficientemente tonto para creerlo.
I was foolish enough to believe it.
I still can't quite believe it.
Ni siquiera yo podría creerlo mañana.
Even I wouldn't believe it tomorrow.
— Las noches de Cabiria (1957)
There’s no reason to believe it.
This is unbelievable.
— La ironía del destino, o goce de su baño (1976)