Trivia

What is that "thing" you can use but can not own. Nor buy it online or thru the phone. 
It's something priceless but as it approaches we sometimes become scared & amp; restless.
What is "it" that you can spend but not keep? It comes with us to work, it joins us in our sleep. 
And once it's lost you can never get it back even if you weep.

Your guess is as good as Mine...
Time, a priceless gift to humanity!