Answer:
Dies half its life. Lives the rest. Dances without music. Breathes without breath.
What turns from red to black as soon as it touches water?
Used on a diamond and left on a board. It's great for a gymnast his grip to restore. What is it?
Once they sailed the sea, now they surf the web
A dagger thrust at my own heart, dictates the way I'm swayed. Left I stand, and right I yield, to the twisting of the blade.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?