Short Riddles and Answers

Question: I sit high glowing and watch the world go by, without me everything would seem dull and dangerous. What am i?

Question: You were counting sheep. You thought you counted eight but you only counted seven and a half. How is that possible?

Question: You will always find me in the past. I can be created in the present, But the future can never taint me. What am I?

Question: Once there was a family called the Biggers. There was Mr. Bigger, Mrs. Bigger, and their son. Who was the biggest?

Question: Whoever makes it, tells it not. Whoever takes it, knows it not. Whoever knows it, wants it not.

What is it?