We only have to look at ourselves to see how intelligent life might develop into something we wouldn't want to meet.
Life on Earth is at the ever-increasing risk of being wiped out by a disaster, such as sudden global nuclear war, a genetically engineered virus or other dangers we have not yet thought of.
Interpretation
What this quote means
This quote emphasizes the fragility of life on Earth and the ever-present risks that could lead to its annihilation.
Stephen Hawking's quote highlights the precariousness of human existence on Earth, warning that our planet is vulnerable to numerous catastrophic events. He points out potential threats such as nuclear war and biological hazards, urging humanity to recognize these risks and prepare to address them. This serves as a reminder of our responsibility to safeguard the future of life on Earth in the face of both known and unknown dangers.
Themes
In practice
Example use cases
In a keynote speech about environmental sustainability, one might quote Hawking to illustrate the urgent need for action.
More from Stephen Hawking
All quotes →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.
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.
I was not a good student. I did not spend much time at college; I was too busy enjoying myself.
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.
In my opinion, there is no aspect of reality beyond the reach of the human mind.
Similar quotes
They're so cold, these scholars! May lightning strike their food so that their mouths learn how to eat fire!
Here we meet, on the page, naked and unadorned: shorn of class, race, gender, sexual identity, age and nationality.
Either the translator leaves the author in peace, as much as is possible, and moves the reader towards him: or he leaves the reader in peace, as much as possible, and moves the author towards him.
If you are interested in ideas, radio is way more pure than television. You're not distracted by somebody's nose or hair or posture. You can really see how someone thinks and penetrate to the essence of who that person is.
In history, the moments during which reason and reconciliation prevail are short and fleeting.
It is difficult to undo our own damage, and to recall to our presence that which we have asked to leave. It is hard to desecrate a grove and change your mind. The very holy mountains are keeping mum. We doused the burning bush and cannot rekindle it; we are lighting matches in vain under every green tree.