Together we will take the road that leads into the West, And far away will find a land where both our hearts may rest.
J. R. R. TolkienWhat really happens is that the story-maker proves a successful 'sub-creator'. He makes a Secondary World which your mind can enter. Inside it, what he relates is 'true': it accords with the laws of that world. You therefore believe it, while you are, as it were, inside. The moment disbelief arises, the spell is broken; the magic, or rather art, has failed. You are then out in the Primary World again, looking at the little abortive Secondary World from outside.
J. R. R. TolkienSplendid! They used to go up like great lilies and snapdragons and laburnums of fire and hang in the twilight all evening!
J. R. R. TolkienBut to Sam the evening deepened to darkness as he stood at the Haven; and as he looked at the grey sea he saw only a shadow in the waters that was soon lost in the West. There he stood far into the night, hearing only the sigh and murmur of the waves on the shores of Middle-Earth, and the sound of them sank deep into his heart.
J. R. R. Tolkien