To my mathematical brain, the numbers alone make thinking about aliens perfectly rational.
Stephen HawkingAlthough September 11 was horrible, it didn't threaten the survival of the human race, like nuclear weapons do.
Stephen HawkingHumanities deepest desire for knowledge is justification enough for continuing our quest. and our goal is nothing less than a complete description of the universe we live in.
Stephen HawkingSpeech has allowed the communication of ideas, enabling human beings to work together to build the impossible. Mankind's greatest achievements have come about by talking, and its greatest failures by not talking. It doesn't have to be like this. Our greatest hopes could become reality in the future. With the technology at our disposal, the possibilities are unbounded. All we need to do is make sure we keep talking.
Stephen Hawking