Two possibilities exist: Either we are alone in the Universe or we are not. Both are equally terrifying.

Space is what stops everything from happening in the same place.

I am an optimist. Anyone interested in the future has to be otherwise he would simply shoot himself.

The time was fast approaching when Earth, like all mothers, must say farewell to her children.

Politicians should read science fiction, not westerns and detective stories.

Sometimes when I'm in a bookstore or library, I am overwhelmed by all the things that I do not know. Then I am seized by a powerful desire to read all the books, one by one.

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.