Answer:
I have been the beginning of ideas for all time yet I am just one simple small object the things that you can use me for can be frustrating and also I can be pretty. I have some of the most valuable thing in the world on me yet almost everyone owns me.
What kind of table can you eat?
What is black when it's clean and white when it's dirty?
What dress does everyone have, but no one wears?
Glittering points that downward thrust. Sparkling spears that never rust.
Often cooked as fillet, this meat comes from an animal that swims underwater.