‎If you ever find you need help again, you know, if you're in trouble, need a hand out of a corner..." "Yeah?" "Please don't hesitate to get lost.

What do you get if you multiply six by nine?" "Six by nine. Forty two." "That's it. That's all there is." "I always thought something was fundamentally wrong with the universe

The future of computer power is pure simplicity.

Far out in the uncharted backwaters of the unfashionable end of the western spiral arm of the Galaxy lies a small unregarded yellow sun. Orbiting this at a distance of roughly ninety-two million miles is an utterly insignificant little blue green planet whose ape-descended life forms are so amazingly primitive that they still think digital watches are a pretty neat idea.

If it looks like a duck, and quacks like a duck, we have at least to consider the possibility that we have a small aquatic bird of the family anatidae on our hands.

One of the major problems encountered in time travel is not that of accidentally becoming your own father or mother. There is no problem involved in becoming your own father or mother that a broadminded and well-adjusted family can't cope with.

He shifted his weight from foot to foot, but it was equally uncomfortable on each.