Speech has allowed the ...

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.
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.
 Stephen Hawking

Quotes from the same author

Look up at the stars and not down at your feet. Try to make sense of what you see, and wonder about what makes the universe exist. Be curious.
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 Stephen Hawking
I think the next [21st] century will be the century of complexity. We have already discovered the basic laws that govern matter and understand all the normal situations. We don't know how the laws fit together, and what happens under extreme conditions. But I expect we will find a complete unified theory sometime this century. The is no limit to the complexity that we can build using those basic laws.
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 Stephen Hawking
Whether you want to uncover the secrets of the universe, or you just want to pursue a career in the 21st century, basic computer programming is an essential skill to learn
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 Stephen Hawking
Issuing an insurance policy against abduction by aliens seems a pretty safe bet.
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 Stephen Hawking
Intelligence is the ability to adapt to change.
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 Stephen Hawking