This will, indeed.

[Galadriel agrees (in a fashion that is less than helpful, overall.]

But, we are new to this place, this world. We do not yet carry a part of it with us, not as we do with Arda, with Aman. Perhaps such markings would help tie us to this place; we shall be here for some time, after all.

[She cannot help but ask:]

How long do such markings last?