Answer:
Describes universities like Harvard and can be poisonous.
Walk on the living, they don't even mumble. Walk on the dead, they mutter and grumble.
In we go, out we go. All around and in a row. Always, always steady flow. When we'll stop, you'll never known. In we go, out we go.
A house of wood in a hidden place. Built without nails or glue. High above the earthen ground It holds pale gems of blue.
My first master has four legs, my second master has two. My first I serve in life, my second I serve in death. Tough I am, yet soft beside. Against ladies cheeks I often reside.
A town has only two barbers. One of the barbers has a nice, tidy haircut, and the other has a shaggy, messy haircut. Which barber should you go to?