Answer:
A precious fluid, thicker than water.
I am the outstretched fingers that seize and hold the wind. Wisdom flows from me in other hands. Upon me are sweet dreams, my merest touch brings laughter
RUGBY = 9, TENNIS = 14, FOOTBALL = 12, HOCKEY = 16, SWIMMING = ?
Only one color, but not one size. Stuck at the bottom, yet easily flies. Present in sun, but not in rain. Doing no harm, and feeling no pain.
I fly through the air on small feathered wings, seeking out life and destroying all things.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.