Sagan: If you wish to make an apple pie from scratch You must first invent the universe Space is filled with a network of wormholes You might emerge somewhere else in space Some when-else in time The sky calls to us If we do not destroy ourselves We will one day venture to the stars A still more glorious dawn awaits Not a sunrise, but a galaxy rise A morning filled with 400 billion suns The rising of the milky way The Cosmos is full beyond measure of elegant truths Of exquisite interrelationships Of the awesome machinery of nature I believe our future depends powerfully On how well we understand this cosmos In which we float like a mote of dust In the morning sky But the brain does much more than just recollect It inter-compares, it synthesizes, it an*lyzes
it generates abstractions The simplest thought like the concept of the number one Has an elaborate logical underpinning The brain has its own language For testing the structure and consistency of the world Hawking: For thousands of years People have wondered about the universe Did it stretch out forever Or was there a limit From the big bang to black holes From dark matter to a possible big crunch Our image of the universe today Is full of strange sounding ideas Sagan: How lucky we are to live in this time The first moment in human history When we are in fact visiting other worlds The surface of the earth is the shore of the cosmic ocean Recently we've waded a little way out And the water seems inviting