Answer:
What is the beginning of eternity the end of time and space the beginning of every end and the end of every race?
I am a protector. I sit on a bridge. One person can see right through me while others wonder what I hide.
I come out of the earth, I am sold in the market. The one who buys me cuts my tail, takes off my suit of silk, and weeps beside me when I am dead. What am I?
A piece of paper that takes most people 3 or 4 years to get.
I ask no questions, but receive a lot of answers. What am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?