Em que é que o que nunca existirá difere do que nunca existiu?

“It had ceased raining in the night and he walked out on the road and called for…”

“En sus sueños su pálida novia iba hacia él desde una verde bóveda de ramas. Sus…”

“He said that war had destroyed the country and that men believe the cure for wa…”

“It was a cold blustery day when he walked out of the courthouse for the last ti…”