It seemed to me,' said Wonko the Sane, 'that any civilization that had so far lost its head as to need to include a set of detailed instructions for use in a package of toothpicks, was no longer a civilization in which I could live and stay sane.

There was a terribly ghastly silence.
There was a terribly ghastly noise.
There was a terribly ghastly silence.

Marvin was humming ironically because he hated humans so much.

The History of every major Galactic Civilization tends to pass through three distinct and recognizable phases, those of Survival, Inquiry and Sophistication, otherwise known as the How, Why, and Where phases. For instance, the first phase is characterized by the question 'How can we eat?' the second by the question 'Why do we eat?' and the third by the question 'Where shall we have lunch?

God's Final Message to His Creation:
'We apologize for the inconvenience.

The first ten million years were the worst," said Marvin, "and the second ten million years, they were the worst too. The third ten million years I didn't enjoy at all. After that I went into a bit of a decline.