Zaphod did not want to tangle with them and, deciding that just as discretion is the better part of valor, so was cowardice is the better part of discretion, he valiantly hid himself in a closet.

2,000 years ago one man got nailed to a tree for saying how great it would be if everyone was nice to each other for a change.

Bypasses are devices that allow some people to dash from point A to point B very fast while other people dash from point B to point A very fast.

Looking up into the night sky is looking into infinity — distance is incomprehensible and therefore meaningless

The Guide is definitive. Reality is frequently inaccurate.

Just supposing," he said, "just supposing" --he didn't know what was coming next, so he thought he'd just sit back and listen--"that there was some extraordinary way in which you were very important to me, and that, though you didn't know it, I was very important to you, but it all went for nothing because we only had five miles and I was a stupid idiot at knowing how to say something very important to someone I've only just met and not crash into lorries a the same time, what would you say..." He paused, helplessly, and looked at her. "I should do.

Very strange people, physicists - in my experience the ones who aren't dead are in some way very ill.