Answer:
What has a spot and is very bright, is sometimes, red, white, blue, yellow or green and is often blinding.
There is someone, and there is always another, for without the other, there wouldn't be one
My teeth are sharp, my back is straight, to cut things up it is my fate.
I'm a type of pizza that is folded in half before cooking to contain a filling
I can run but not walk. Wherever I go, thought follows close behind.
What covers its face with its hands, speaks no language, yet most known what it's saying?