Isaac Asimov Sayings and Quotes

Below you will find our collection of inspirational, wise, and humorous old isaac asimov quotes, isaac asimov sayings, and isaac asimov proverbs, collected over the years from a variety of sources.


The law of conservation of energy tells us we can't get something for nothing, but we refuse to believe it.     

Isaac Asimov

Scientific truth is beyond loyalty and disloyalty.     

Isaac Asimov

People who think they know everything are a great annoyance to those of us who do.     

Isaac Asimov

The cure for advanced gullibility is to go to sleep and consider matters again the next day.     

Isaac Asimov

It pays to be obvious, especially if you have a reputation for subtlety.     

Isaac Asimov

It was obvious that bigotry was never a one-way operation, that hatred bred hatred!     

Isaac Asimov

To succeed, planning alone is insufficient. One must improvise as well.     

Isaac Asimov

Humanists recognize that it is only when people feel free to think for themselves, using reason as their guide, that they are best capable of developing values that succeed in satisfying human needs and serving human interests.     

Isaac Asimov

Human beings sometimes find a kind of pleasure in nursing painful emotions, in blaming themselves without reason or even against reason.     

Isaac Asimov

Mathematicians deal with large numbers sometimes, but never in their income.     

Isaac Asimov

At odd and unpredictable times, we cling in fright to the past.     

Isaac Asimov

It's one thing to have guts; it's another to be crazy.     

Isaac Asimov

Those people who think they know everything are a great annoyance to those of us who do.     

Isaac Asimov

Many a prophecy, by the mere force of its being believed, is transmuted to fact.     

Isaac Asimov

Life is pleasant. Death is peaceful. It's the transition that's troublesome.     

Isaac Asimov

Democracy cannot survive overpopulation. Human dignity cannot survive it. Convenience and decency cannot survive it. As you put more and more people into the world, the value of life not only declines, but it disappears. It doesn't matter if someone dies.     

Isaac Asimov

Properly read, the Bible is the most potent force for atheism ever conceived.     

Isaac Asimov

The energy requirements for interstellar travel are so great that it is inconceivable to me that any creatures piloting their ships across the vast depths of space would do so only in order to play games with us over a period of decades. If they want to make contact, they would make contact; if not, they would save their energy and go elsewhere.     

Isaac Asimov

Any planet is 'Earth' to those that live on it.     

Isaac Asimov

If a conclusion is not poetically balanced, it cannot be scientifically true.     

Isaac Asimov

And above all things, never think that you're not good enough yourself. A man should never think that.     

Isaac Asimov

No one can possibly have lived through the Great Depression without being scarred by it. No amount of experience since the depression can convince someone who has lived through it that the world is safe economically.     

Isaac Asimov

... you just can't differentiate between a robot and the very best of humans.     

Isaac Asimov

There is nothing frightening about an eternal dreamless sleep. Surely it is better than eternal torment in Hell and eternal boredom in Heaven.     

Isaac Asimov

The final end of Eternity, and the beginning of Infinity     

Isaac Asimov

No sensible decision can be made any longer without taking into account not only the world as it is, but the world as it will be.     

Isaac Asimov

Jokes of the proper kind, properly told, can do more to enlighten questions of politics, philosophy, and literature than any number of dull arguments.     

Isaac Asimov

The cure for advanced gullibility is to go to sleep and consider matters again the next day.     

Isaac Asimov

Now any dogma, based primarily on faith and emotionalism, is a dangerous weapon to use on others, since it is almost impossible to guarantee that the weapon will never be turned on the user.     

Isaac Asimov

How bright and beautiful a comet is as it flies past our planet—provided it does fly past it.     

Isaac Asimov