The brain is a three pound mass you can hold in your hand that can conceive of a universe a hundred billion… — Marian Diamond Copy Share Image
If you go far enough out you can see the Universe itself, all the billion light years summed up time only as… — Rolf Jacobsen Copy Share Image
The universe is eight billion years old, the last two billion of which have produced intelligent life. During this time not one… — Jack Vance Copy Share Image
