Anything that is theoretically possible will be achieved in practice, no matter what the technical difficulties are, if it is desired greatly enough.

Perhaps no other year before or since 1984 has been awaited with such eager anticipation.

I want to be remembered most as a writer - one who entertained readers, and, hopefully, stretched their imagination as well.

I'm sure we would not have had men on the Moon if it had not been for Wells and Verne and the people who write about this and made people think about it. I'm rather proud of the fact that I know several astronauts who became astronauts through reading my books.

When beauty is universal, it loses its power to move the heart, and only its absence can produce any emotional effect.

God said, 'Cancel Program GENESIS.' The universe ceased to exist.

It is vital to remember that information - in the sense of raw data - is not knowledge, that knowledge is not wisdom, and that wisdom is not foresight. But information is the first essential step to all of these.