... and don't like the idea of being an insignificant little blip in the grandness of space and the massive magnitudes of time.....
Step outside on a clear night and look up. Talk about humility. You ARE an insignificant blip. Carl Sagan's "Pale Blue Dot" sums it up rather well. The best you can do is live this one life you
know* you have the best you can.
*(unless you're a Solipsist)
"What can be asserted without proof, can be dismissed without proof."-Hitch.