Top 300 Stephen Hawking Quotes (2025 Update)
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251. “Over a very small number of rolls of the dice, the uncertainty principle is very important.”

— Stephen Hawking

252. “There is no way that we can predict the weather six months ahead beyond giving the seasonal average.”

— Stephen Hawking

253. “If you lined up all the cars in the world end to end, someone would try to pass them.”

— Stephen Hawking

254. “Children in backseats cause accidents. Accidents in backseats cause children.”

— Stephen Hawking

255. “Using e-mail, I can communicate with scientists all over the world.”

— Stephen Hawking

256. “We explore because we are human.”

— Stephen Hawking

257. “It is tribute to how far we have come in theoretical physics that it now takes enormous machines and a great deal of money to perform experiments whose results we can not predict.”

— Stephen Hawking

258. “Why does the universe go to all the bother of existing?”

— Stephen Hawking

259. “I may contradict myself, but at least I don’t contradict myself.”

— Stephen Hawking

260. “When two’s company, three’s the result!”

— Stephen Hawking

261. “The universe is governed by science. But science tells us that we can’t solve the equations, directly in the abstract.”

— Stephen Hawking

262. “Theology is unnecessary.”

— Stephen Hawking

263. “More often than politicians, but not as often as they should.”

— Stephen Hawking

264. “It is not clear that intelligence has any long-term survival value.”

— Stephen Hawking

265. “Some people would claim that things like love, joy and beauty belong to a different category from science and can’t be described in scientific terms, but I think they can now be explained by the theory of evolution.”

— Stephen Hawking

266. “Science can lift people out of poverty and cure disease. That, in turn, will reduce civil unrest.”

— Stephen Hawking

267. “I don’t have much positive to say about motor neuron disease, but it taught me not to pity myself because others were worse off, and to get on with what I still could do. I’m happier now than before I developed the condition.”

— Stephen Hawking

268. “When I was first diagnosed with ALS, I was given two years to live. Now 45 years later, I am doing pretty well.”

— Stephen Hawking

269. “I am discounting reports of UFOs. Why would they appear only to cranks and weirdos?”

— Stephen Hawking

270. “The media need superheroes in science just as in every sphere of life, but there is really a continuous range of abilities with no clear dividing line.”

— Stephen Hawking

271. “I would rather be right than rigorous.”

— Stephen Hawking

272. “Most sets of values would give rise to universes that, although they might be very beautiful, would contain no one able to wonder at that beauty.”

— Stephen Hawking

273. “We are entering an increasingly dangerous period of our history. But I’m an optimist.”

— Stephen Hawking

274. “There are grounds for cautious optimism that we may now be near the end ofthe search for the ultimate laws of nature.”

— Stephen Hawking

275. “It’s clearly possible for a something to acquire higher intelligence than its ancestors: we evolved to be smarter than our ape-like ancestors, and Einstein was smarter than his parents.”

— Stephen Hawking

276. “I’m the archetype of a disabled genius, or should I say a physically challenged genius, to be politically correct. At least I’m obviously physically challenged. Whether I’m a genius is more open to doubt.”

— Stephen Hawking

277. “There is no prescribed route to follow to arrive at a new idea. You have to make the intuitive leap.”

— Stephen Hawking

278. “Time travel was once considered scientific heresy, and I used to avoid talking about it for fear of being labelled a ‘crank.’”

— Stephen Hawking

279. “Now, radical forward thinking is offering hope for the future: Replacement body parts to order. A team of scientists in California believe that if you can design them on a computer, you should be able to print them out.”

— Stephen Hawking

280. “Science predicts that many different kinds of universe will be spontaneously created out of nothing. It is a matter of chance which we are in.”

— Stephen Hawking

281. “If I knew what was going to happen in ten years I would do it now. I just follow my nose.”

— Stephen Hawking

282. “A lot of prizes have been awarded for showing the universe is not as simple as we might have thought.”

— Stephen Hawking

283. “In Britain, like most of the developed world, stem-cell research is regarded as a great opportunity. America will be left behind if it doesn’t change policy.”

— Stephen Hawking

284. “No one can resist the idea of a crippled genius.”

— Stephen Hawking

285. “If we do discover a complete theory, it should be in time understandable in broad principle by everyone. Then we shall all, philosophers, scientists, and just ordinary people be able to take part in the discussion of why we and the universe exist.”

— Stephen Hawking

286. “You can’t regulate every lab in the world.”

— Stephen Hawking

287. “What I have done is to show that it is possible for the way the universe began to be determined by the laws of science. In that case, it would not be necessary to appeal to God to decide how the universe began. This doesn’t prove that there is no God, only that God is not necessary.”

— Stephen Hawking

288. “Science fiction can be exciting and very gripping, but it doesn’t tell us anything about the universe in which we live.”

— Stephen Hawking

289. “The downside of my celebrity is that I cannot go anywhere in the world without being recognized. It is not enough for me to wear dark sunglasses and a wig. The wheelchair gives me away.”

— Stephen Hawking

290. “There are too many accidents that can befall life on a single planet.”

— Stephen Hawking

291. “Not to take this web of dualities as a sign we are on the right track would be a bit like believing that God put fossils into the rocks in order to mislead Darwin about the evolution of life.”

— Stephen Hawking

292. “In effect, we have redefined the task of science to be the discovery of laws that will enable us to predict events up to the limits set by the uncertainty principle.”

— Stephen Hawking

293. “All my adult life people have been helping me.”

— Stephen Hawking

294. “I don’t want to write an autobiography because I would become public property with no privacy left.”

— Stephen Hawking

295. “Scientists tend to risk theories they admire.”

— Stephen Hawking

296. “Among physicists, I’m respected I hope.”

— Stephen Hawking

297. “Maybe my viriety is due to bad absorption of vitamins.”

— Stephen Hawking

298. “Or in other words, why does disorder increase in the same direction of time as that in which the universe expands?”

— Stephen Hawking

299. “One could say: “The boundary condition of the universe is that it has no boundary.” The universe would be completely self-contained and not affected by anything outside itself. It would neither be created nor destroyed. It would just BE.”

— Stephen Hawking

300. “Maybe I don’t have the most common kind of motor neuron disease, which usually kills in two or three years.”

— Stephen Hawking