Answer:
What time starts and stops with an ānā?
Prior to smartphones, people used this to record their lives.
What can be measured but has no length, width or height?
What is often returned, but never borrowed?
What never asks questions but is often answered?
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.