Answer:
I am a span of time you can always see through I am also the timepiece with the most pieces. What am I?
Always old, sometimes new. Never sad, sometimes blue. Never empty, sometimes full. Never pushes, always pulls.
We are few to the wise; We are abundant to the drunken; We can calm the beast and are precious to the child; We can devour the heart, without piercing the skin
The person who makes it has no need for it. The person who purchases it does not use it. The person who does use it does not know he or she is. What is it?
Though easy to spot, when allowed to plume, It is hard to see, when held in a room.
How can you tell when a mummy has a cold?