Answer:
What is it which builds things up? Lays mountains low? Dries up lakes, and makes things grow? Cares not a whim about your passing? And is like few other things, because it is everlasting?
Two bodies have I, though both joined in one. The more still I stand, the quicker I run.
Power enough to smash ships and crush roofs. Yet it still must fear the sun.
I tremble at each breath of air, and yet can heaviest burdens bear.
Everyone has it and no one can lose it, what is it?
A red house is made out of red bricks. A blue house is made out of blue bricks. What is a green house made out of?