Answer:
What binds two people yet touches only one?
I have an eye but cannot see, You'll head inside when you see me.
I can move even when you are still. I can be one or many.
Describes universities like Harvard and can be poisonous.
What runs around all day. Then lies under the bed. With its tongue hanging out?
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.