Stephen Hawking's quotes span cosmology, life philosophy, and humanity's future, blending scientific rigor with existential insight. Here are 60 definitive quotes, curated from his speeches, books, and interviews, that reveal his extraordinary mind:

On Existence and Purpose

"My expectations were reduced to zero when I was 21. Everything since then has been a bonus."
21岁时,我的期望值降至零。自那以后,一切都是额外的馈赠。

"While there's life, there is hope."
活着就有希望。

"I have noticed even people who claim everything is predestined and that we can do nothing to change it look before they cross the road."
我注意到,即使那些声称一切命中注定的人,过马路前也会左右张望。

"At school, my classmates gave me the nickname Einstein. When I was twelve, one friend bet I would 'never come to anything' for a bag of sweets. I don't know if the bet was settled."
上学时同学叫我"爱因斯坦"。12岁时,有人打赌我会一事无成。那包糖的赌局至今未知结果。

"I was never more than halfway up the class. My handwriting was the despair of teachers, but classmates saw signs of something better."
我成绩中等,字迹潦草让老师绝望,但同学叫我"爱因斯坦"——他们看到了闪光之处。

On the Universe and Science

"My goal is simple: a complete understanding of the universe, why it is as it is and why it exists at all."
我的目标很简单:彻底理解宇宙——它为何如此,为何存在。

"Einstein was wrong when he said 'God does not play dice.' Consideration of black holes suggests God not only plays dice but throws them where they can't be seen."
爱因斯坦说"上帝不掷骰子"是错的。黑洞研究表明,上帝不仅玩骰子,还把它们扔到看不见的地方。

"The universe is not indifferent to our existence."
宇宙并未对人类的存在漠不关心。

"If the rate of expansion one second after the Big Bang had been smaller by even one part in a hundred thousand million million, the universe would have recollapsed before it ever reached its present size."
若大爆炸后一秒的膨胀速率慢了亿亿分之一,宇宙早在达到当前规模前就会坍缩。

"Time and space would never have existed if the universe had not been expanding."
若无宇宙膨胀,时间与空间皆不会存在。

On Humanity and Survival

"Mankind's greatest mistake may be the failure to develop artificial intelligence safely."
人类最大的错误可能是未能安全发展人工智能。

"We will not survive another 1,000 years without escaping our fragile planet."
若不逃离脆弱的地球,人类活不过下一个千年。

"The Earth is under threat from so many areas that it is difficult for me to be positive."
地球面临多重威胁,我难以保持乐观。

"Rising temperatures, reduction of polar ice caps, deforestation—we can be an ignorant, unthinking lot."
气温上升、冰盖融化、森林消失——人类有时如此短视。

"We are just an advanced breed of monkeys on a minor planet. But we can understand the universe. That makes us something very special."
我们不过是小行星上的"高级猴子",但能理解宇宙,这让我们与众不同。

On Knowledge and Discovery

"Someone told me each equation in my book would halve sales. I included E=mc² anyway. I hope it didn't scare off half my readers."
有人说书中每个公式会让销量减半。我还是放进了E=mc²,但愿没吓跑一半读者。

"The whole history of science has been the gradual realization that events do not happen arbitrarily but reflect underlying order."
科学史是逐渐发现的过程:万物并非随机,而是遵循深层规律。

"I think the human race has no future if it doesn't go to space."
人类若不走向太空,便没有未来。

"To show this diagram properly, I need a 4D screen. Due to government cuts, we'll make do with 2D."
展示这个图表需要四维屏幕,但政府削减预算,只能用二维将就。

"Scientists and prostitutes do what they like for money."
科学家和娼妓都靠热爱之事赚钱。

On Adversity and Resilience

"My fingers can still move, my brain still thinks. I have ideals, loved ones, and a grateful heart."
我的手指还能活动,大脑还能思维;我有理想、爱我的人和感恩的心。

"Life would be tragic if it weren't funny."
若无乐趣,生活将是一场悲剧。

"I have always tried to overcome my limitations and lead as full a life as possible—from the Antarctic to zero gravity."
我始终努力突破局限,过充实的生活——从南极到零重力环境。

"Physical disability doesn't mean mental disability."
身体残疾不代表心灵残疾。

"When my friend bet I'd 'never come to anything' at 12, little did they know."
12岁时有人赌我一事无成,他们大概没料到后来的一切。

On Time and Eternity

"Eternity is a very long time, especially towards the end."
永恒是段漫长的时间,尤其对终点而言。

"Does time have a beginning or an end?"
时间有起点或终点吗?

"If the universe is eternal, why is it not in thermal equilibrium now?"
若宇宙永恒,为何至今未达热平衡?

"The past, like the future, is indefinite and exists only as a spectrum of possibilities."
过去与未来一样模糊,只作为可能性光谱存在。

"Black holes ain't as black as they are painted. They are not the eternal prisons once thought."
黑洞并非漆黑一片,也不是永恒的监狱。

On Love and Connection

"If you are lucky enough to find love, remember it is there and don't throw it away."
若有幸找到爱情,请珍惜,别轻易放弃。

"Women. They are a complete mystery."
女人,是永恒的谜。

"My goal is simple: to understand the universe. Why it is as it is and why it exists at all."
我的目标很简单:理解宇宙为何如此,为何存在。

"Work gives you meaning and purpose. Life is empty without it."
工作赋予意义,没有工作的人生空洞无物。

"I find American & Scandinavian accents work better with women." (On his synthesizer voice)
我发现美式和斯堪的纳维亚口音更受女性欢迎。(谈他的电子发声器)

On the Future of Intelligence

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