Answer:
Never ahead, ever behind, yet flying swiftly pastΝΎ For a child I last forever, for adults I'm gone too fast.
What has roots that nobody sees, and is taller than trees. Up, up it goes, and yet it never grows.
What must be looked through in order to see?
You roll it or you buy it, People say you shouldn't try it, Because you may get a stroke, From inhaling all that smoke.
What can be white and yellow at the same time?
In birth I spring forth, in life I unfold. In death I wilt and die, but rebirth restores all.