Why' is the only question that bothers people enough to have an entire letter of the alphabet named after it. The alphabet does not go 'A B C D What? When? How?' but it does go 'V W X Why? Z.

Earthmen are not proud of their ancestors and never invite them round to dinner.

Did I do anything wrong today," he said, "or has the world always been like this and I've been too wrapped up in myself to notice?

Stotting is jumping upward with all four legs simultaneously. My advice: do not die until you've seen a large black poodle stotting in the snow.

I am terribly proud of-I was born in Cambridge in 1952 and my initials are DNA!

The Heart of Gold fled on silently through the night of space, now on conventional photon drive. Its crew of four were ill as ease knowing that they had been brought together not of their own volition or by simple coincidence, but by some curious perversion of physics- as if relationships between people were susceptible to the same laws that governed the relationships between atoms and molecules

Much to his annoyance, a thought popped into his mind. It was very clear and very distinct, and he had now come to recognize these thoughts for what they were. His instinct was to resist them.