Answer:
Steals an event or even a mood. Reveals the truth or shatters it.
Hoofed frolicking.
It is by nature, soft as silk; A puffy cloud, white as milk; Snow tops this tropical crop; The dirtiest part of a mop
I am a good state, there can be no doubt of it; But those who are in, entirely are out of it.
Many have heard it, but nobody has ever seen it. It will not speak until spoken to. What is it?
You can always find me in the past. I am created in the present, but the future can not change me. What am I?