R: Once upon a time

James Campbell wrote:

> A correspondent recently asked me how one would write 'Once upon a
time...'
> in Jameld; as yet, I haven't settled on a suitable idiom.
>
> Are there equivalent expressions in your conlangs (or natlangs, e.g.
> Norwegian «Det var en gang» ['there was a time'])?
>
Italian: C'era una volta = there was a time.

Luca