In the words of Stephen Hawking:
If any one of about 40 physical qualities had more than slightly different values, life as we know it could not exist.
The laws of science do not distinguish between the past and the future.
Latest survey shows that 3 out of 4 people make up 75% of the world's population.
We have made remarkable progress in the last hundred years, but if we want to continue, our future is in space.
All that my work has shown is that you don't have to say that the way the universe began was the personal whim of God.
It is said that there's no such thing as a free lunch. But the universe is the ultimate free lunch.
Real science can be far stranger than science fiction and much more satisfying.
I've noticed that even people who believe in fate look both ways before crossing the street.
My expectations were reduced to zero when I was 21. Everything since then has been a bonus.
The development of full artificial intelligence could spell the end of the human race.
What I have learned from life is to make the most of what you have got.
The more you learn, the more you know. The more you know, the more you forget. The more you forget, the less you know. So why bother to learn.
Our only chance of long-term survival is not to remain lurking on planet Earth, but to spread out into space.
The idea of 10 dimensions might sound exciting, but they would cause real problems if you forget where you parked your car.
If I knew what was going to happen in ten years I would do it now. I just follow my nose.
Unless mankind redesigns itself by changing our DNA through altering our genetic makeup, computer-genera ted robots will take over our world.
God not only plays dice, He also sometimes throws the dice where they cannot be seen.
However difficult life may seem, there is always something you can do and succeed at.
There is a real danger that computers will develop intelligence and take over.
So great a contribution to physics was Two New Sciences that scholars have long maintained that the book anticipated Isaac Newton's laws of motion.
What you have told us is rubbish. The world is really a flat plate supported on the back of a giant tortoise.
The progress of the human race in understanding the universe has established a small corner of order in an increasingly disordered universe.
It is very important for young people keep their sense of wonder and keep asking why.
The concern here is that financial services become a kind of tech-led Wild West.
The universe does not behave according to our pre-conceived ideas. It continues to surprise us.
We explore because we are human and we want to know. I hope that Pluto will help us on that journey.
I think the universe was spontaneously created out of nothing, according to the laws of science. It has no beginning and no end.
Being confined to a wheelchair doesn't bother me as my mind is free to roam the universe, but it felt wonderful to be weightless.
The thing about smart people is that they seem like crazy people to dumb people.
Before we understand science, it is natural to believe that God created the universe. But now science offers a more convincing explanation.
Galileo, perhaps more than any other single person, was responsible for the birth of modern science.
You cannot understand the glories of the universe without believing there is some Supreme Power behind it.
Scientific discovery may not be better than sex, but the satisfaction lasts longer.
There is no heaven or afterlife for broken down computers; that is a fairy story for people afraid of the dark.
When I was first diagnosed with ALS, I was given two years to live. Now 45 years later, I am doing pretty well.
If you lined up all the cars in the world end to end, someone would try to pass them.
Many people do not like the idea that time has a beginning, probably because it smacks of divine intervention.
Government works best under the glare of public scrutiny. Absent such scrutiny, abuses occur.
It is all right to make mistakes; nothing is perfect because with perfection, we would not exist.
If I have questions about the universe on my mind when I go to bed, I can't turn off. I dream equations all night.
The lesson of the book is that the universe is governed by the laws of science.
Science fiction can be exciting and very gripping, but it doesn't tell us anything about the universe in which we live.
Mankind's greatest achievements have come about by talking and its greatest failures by not talking. It doesn’t have to be like this.
Over a very small number of rolls of the dice, the uncertainty principle is very important.
We are very, very small, but we are profoundly capable of very, very big things.
There is a very real danger that we will kill everything on this planet now that we have the technological power to do so.
To my mathematical brain, the numbers alone make thinking about aliens perfectly rational.
If you are lucky enough to find love, remember it is there and don't throw it away.
Issuing an insurance policy against abduction by aliens seems a pretty safe bet.
Doing a job RIGHT the first time gets the job done. Doing the job WRONG fourteen times gives you job security.
Go the extra mile. It makes your boss look like an incompetent slacker.
Although I cannot move, and I have to speak through a computer, in my mind, I am free.
There is no way that we can predict the weather six months ahead beyond giving the seasonal average.
I wouldnt be here today if it were not for the NHS, I have received a large amount of high-quality treatment without which I would not have survived.
I want to encourage public interest in space. I have never let my condition stop me. You only live once.
We could call order by the name of God, but it would be an impersonal God. There's not much personal about the laws of physics.
Equations are just the boring part of mathematics. I attempt to see things in terms of geometry.
Children in backseats cause accidents. Accidents in backseats cause children.
A lot of prizes have been awarded for showing the universe is not as simple as we might have thought.
There is no prescribed route to follow to arrive at a new idea. You have to make the intuitive leap.
God not only plays dice, he throws them in the corner where you can't see them.
There should be a better way to start a day than waking up every morning.
There should be no boundaries to human endeavor. However bad life may seem, there is always hope.
The meaning in life is not out there but inbetween our ears. In many ways this makes us the lords of creation.
Science is not only a disciple of reason but, also, one of romance and passion.
Disorder increases with time because we measure time in the direction in which disorder increases.
One is always a long way from solving a problem until one actually has the answer.
Religion believes in miracles, but these aren't compatible with science.
If the government is covering up knowledge of aliens, they are doing a better job of it than they do at anything else.
Every man should marry. After all, happiness is not the only thing in life.
When I get to heaven I'm gonna find the guy in charge of the weather and kick his rear.
If one is physically disabled, one cannot afford to be psychologically disabled as well.
Once I wept for I had no shoes. Then I met a man with no feet, so I took his shoes. I mean, it wasn't as if he was going to need them.
Not only that God does play dice, but that He sometimes confuses us by throwing them where they can't be seen.
Science is beautiful when it makes simple explanations of phenomena or connections between different observations.
It often happens that I have an idea, but then I try to fill in the intermediate steps and find they don't work, so I have to give it up.
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