Answer:
What is as light as a feather, but not even the strongest man on earth can't hold it for more than 1 c)minute?
The thinkers usually hold this body part
What's always coming, but never arrives?
What is part of you and all around you but if it entangles you, it will kill you?
Nothing specific, but more than a few. This many clustered, together will do.
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?