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.
As beautiful as the setting sun, as delicate as the morning dew. An angel's dusting from the stars. That can turn the Earth into a frosted moon.
With sharp edged wit and pointed poise. It can settle disputes without making a noise.
What gets wetter as it dries?
I can travel from there to here by disappearing, and here to there by reappearing.
What scientists might call your pooch.