Answer:
More precious than gold, but cannot be bought, Can never be sold, only earned if itβs sought, If it is broken it can still be mended, At birth it canβt start nor by death is it ended.
What's as small as a mouse but guards a house like a lion?
Take one out and scratch my head, I am now black but once was red.
What two things can always see what the other sees, but can never see each other?
An iron horse with a flaxen tail. The faster the horse runs, the shorter his tail becomes.
My days are numbered. What am I?