We only have to look at ourselves to see how intelligent life might develop into something we wouldn't want to meet.
Stephen HawkingRead
I have experimental evidence that time travel is not possible.
Interpretation
What this quote means
Stephen Hawking asserts that time travel cannot occur based on scientific experiments.
In this quote, Stephen Hawking emphasizes the importance of empirical evidence in scientific inquiry, specifically stating that his research indicates the impossibility of time travel. This stark assertion challenges popular notions often depicted in science fiction, reinforcing that despite the allure of time travel, our current understanding of physics does not support its feasibility.
Themes
Time TravelScienceEmpirical EvidencePhysicsStephen Hawking
In practice
Example use cases
In a lecture on theoretical physics, you might reference Hawking's quote to emphasize the importance of evidence in scientific claims.
More from Stephen Hawking
All quotes βI 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.
Stephen HawkingRead
It surprises me how disinterested we are today about things like physics, space, the universe and philosophy of our existence, our purpose, our final destination. Its a crazy world out there. Be curious.
Stephen HawkingRead
I was not a good student. I did not spend much time at college; I was too busy enjoying myself.
Stephen HawkingRead
The world has changed far more in the past 100 years than in any other century in history. The reason is not political or economic but technological-technologies that flowed directly from advances in basic science. Clearly, no scientist better represents those advances than Albert Einstein: TIME's Person of the Century.
Stephen HawkingRead
In my opinion, there is no aspect of reality beyond the reach of the human mind.
Stephen HawkingRead
Similar quotes
Almost everything that distinguishes the modern world from earlier centuries is attributable to science, which achieved its most spectacular triumphs in the seventeenth century.
Bertrand RussellRead
We know so much about planets and the universe and small particles and we do not know anything about the inner state of our own bodies, we do not know about this microcosm we have inside our skin.
Olga TokarczukRead
Every aspect of the world today - even politics and international relations - is affected by chemistry.
Linus PaulingRead
I'm on a crusade to get movie directors to get their science right because, more often than they believe, the science is more extraordinary than anything they can invent.
Neil Degrasse TysonRead
I take no pleasure in the fact that the scientific predictions Iβve relayed to popular audiences turn out to be true.
Al GoreRead
You don't have money, you can't do science. But that's part of the price that I pay.
Carl HartRead