Answer:
When I get closer my tail grows longer, but when I go away my tail leads the way.
I fly through the air on small feathered wings, seeking out life and destroying all things.
What is weightless but takes two people to hold it?
In we go, out we go. All around and in a row. Always, always steady flow. When we'll stop, you'll never known. In we go, out we go.
It is more feared than fear itself, And no one can escape it. It takes no sides and does not judge, it does not know to hold a grudge. It is the most clearest result, Of how life beats you by default.
I'm the source of all emotion but I'm caged in a white prison.