Reality is hopelessly inaccurate.
The Ultimate Answer to Life, The Universe and Everything is...42!
You can't possibly be a scientist if you mind people thinking that you're a fool.
Marvin was humming ironically because he hated humans so much.
Here's what the Encyclopedia Galactica has to say about alcohol. It says that alcohol is a colourless volatile liquid formed by the fermentation of sugars and also notes its intoxicating effect on certain carbon-based life forms.
How can I tell," said the man, "that the past isn't a fiction designed to account for the discrepancy between my immediate physical sensations and my state of mind?