952 Quotes by Isaac Asimov

The Earth should not be cut up into hundreds of different sections, each inhabited by a self-defined segment of humanity that considers its own welfare and its own "national security" to be paramount above all other consideration.

When life is so harsh that a man loses all hope in himself, then he raises his eyes to a shining rock, worshipping it, just to find hope again, rather than looking to his own acts for hope and salvation. Yes, atheism IS a redemptive belief. It is theism that denies man's own redemptive nature.

A subtle thought that is in error may yet give rise to fruitful inquiry that can establish truths of great value.

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

Where any answer is possible, all answers are meaningless.

How often people speak of art and science as though they were two entirely different things, with no interconnection...That is all wrong. The true artist is quite rational as well as imaginative and knows what he is doing; if he does not, his art suffers. The true scientist is quite imaginative as well as rational, and sometimes leaps to solutions where reason can follow only slowly; if he does not, his science suffers.

Why continue? Because we must. Because we have the call. Because it is nobler to fight for rationality without winning than to give up in the face of continued defeats. Because whatever true progress humanity makes is through the rationality of the occasional individual and because any one individual we may win for the cause may do more for humanity than a hundred thousand who hug their superstitions to their breast.

It's humbling to think that all animals, including human beings, are parasites of the plant world.

To insult someone we call him 'bestial. For deliberate cruelty and nature, 'human' might be the greater insult.