Answer:
I never was but always will be. No one ever saw me but everyone knows I exist. I give people the motivation to better themselves every day. What am I?
You must keep this thing. Its loss will affect your brothers. For once yours is lost, it will soon be lost by others.
The more holes you cover the lower it goes.
What can be measured but not seen?
I can sizzle like bacon, I am made with an egg. I have plenty of backbone, but lack a good leg. I peel layers like onions, but still remain whole. I can be long, like a flagpole, yet fit in a hole.
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?