Answer:
What gets bigger when more is taken away?
What is so delicate that saying its name breaks it?
What has 4 fingers and a thumb but isn't alive?
I am always coming but I never arrive. What am I?
What is harder to catch the faster you run?
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.