Answer:
This is a shape and a symbol that we literally cannot live without. What is it?
They keep secrets locked away. And you pass through them each day. For each one there is a key, They respond to sesame.
What get's more wet while it dries?
What does a stone become when in the water?
I am the first you ever saw, what greets you every morning and what goes out in the end.
It is something you will never see again.