Answer:
It comes only before, it comes only after. Rises only in darkness, but rises only in light. It is always the same, but is yet always different.
A morbidly-named body of water
It's in your hand though you can not feel it. Only you and time can reveal it.
I have one eye. See near and far. I hold the moments you treasure and the things that make you weep.
My sides are firmly laced about, Yet nothing is within; You'll think my head is strange indeed, Being nothing else but skin.
What is so fragile that saying its name breaks it?