Answer:
Sitting down you have it, Standing up you don't.
The land was white the seed was black. It'll take a good scholar to riddle me that.
A stylish winter top that covers your larynx.
Glittering points that downward thrust. Sparkling spears that do not rust. What is it?
I'm the start of eternity and the end of space. There are two of me in heaven and one in hell.
It is something you will never see again.