So long as the universe had a beginning, we could suppose it had a creator. But if the universe is really completely self-contained, having no bounda… - Stephen Hawking

For millions of years, mankind lived just like the animals. Then something happened which unleashed the power of our imagination. We learned to talk and we learned to listen. Speech 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.

I have lived with the prospect of an early death for the last 49 years. I'm not afraid of death, but I'm in no hurry to die. I have so much I want to do first ... I regard the brain as a computer which will stop working when its components fail. There is no heaven or afterlife for broken down computers; that is a fairy story for people afraid of the dark.

مردم دیدگاهی متناقض نسبت به علم دارند، آنان از یکسو انتظار دارند استانداردهای زندگی‌شان براثر پیشرفت‌های دانش و فن بالا رود، اما از سوی دیگر به دانش و علم بی‌اعتمادند چراکه از درک آن عاجزند.