Mind boggling. And for every grain of sand on Earth there are probably 100 Earth-like planets in the universe.
There is no such thing as a big problem in your life. We are barely conscious of the enormous scale of the vast universe we are swimming in.
Excellent Journey 
[…] the really big picture – from the vast scale of the universe to the fleeting nature of our experience of it – can restore perspective and shine a light on the […]
[…] are so, so small. But it’s glorious to be so small and yet able to ponder just how grand it all […]