This is what is meant by last words: they are keys to unlock the afterlife. They're not last words but passwords, and as soon as they're spoken you can go.
The ending is always a surprise.
Dreams are what keep a man going.
In the land of the dying, sentences go unfinished, you know how they're going to end.
Remembering a man's stories makes him immortal.
When a man's stories are remembered, then he is immortal.