Isaac Asimov

A robot must protect its own existence as long as such protection does not conflict with the First or Second Laws.

Isaac Asimov

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

Isaac Asimov

After years of finding mathematics easy, I finally reached integral calculus and came up against a barrier. I realized that this was as far as I could go, and to this day I have never successfully gone beyond it in any but the most superficial way.

Isaac Asimov

Aimless extension of knowledge, however, which is what I think you really mean by the term curiosity, is merely inefficiency. I am designed to avoid inefficiency.

Isaac Asimov

All humanity could share a common insanity and be immersed in a common illusion while living in a common chaos. That can’t be disproved, but we have no choice but to follow our senses.

Isaac Asimov

All roads lead to Trantor, and that is where all stars end.

Isaac Asimov

Anti-intellectualism has been a constant thread winding its way through our political and cultural life, nurtured by the false notion that democracy means that ‘my ignorance is just as good as your knowledge.’

Isaac Asimov

Any book worth banning is a book worth reading.

Isaac Asimov

Any planet is ‘Earth’ to those that live on it.

Isaac Asimov

Any teacher that can be replaced by a computer should be replaced by a computer.

Isaac Asimov