Answer:
The part of the bird, that is not in the sky, Which can swim in the ocean and always stay dry. What is it?
Ambitious people will climb the social version of this contraption.
Built of metal or wood to divide. It will make us good neighbors, if you stay on your side. What is it?
What gets broken when you don't hold it?
What gets bigger the more you take away from it?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.