The Trick Is…

Remember the TV show ‘Cosmos?’ No, not the new one starring Neil deGrasse Tyson (though I enjoyed that too). I mean the original Cosmos, starring Carl Sagan. There’s a brief part of one episode that’s stuck in my mind for all the decades since that show first aired.

You can see the episode here and the part I recalled is from time 41:45 to 42:30.

In the clip, Carl Sagan is standing in a library. He says, if you read one book a week, over a normal human lifespan you can read only a few thousand...