A Conversation for Apocalypses, Then and Now: Answers
Now I understand green.
Elektragheorgheni -Please read 'The Post' Started conversation Dec 9, 2012
I was really confused by green in horsey context as usually it refers to untrained young horses. 
Neat to learn so much in a fun piece.
Now I understand green.
Geggs Posted Dec 15, 2012
The green horse was a ...ahem.... revelation to me too.
I knew exactly who Arthur Dent was though, but considering I wrote the Entry I guess I probably should. 
Geggs
Now I understand green.
Dmitri Gheorgheni - Post Editor Posted Dec 15, 2012
Heh, heh. See? Your wisdom was not wasted on us.
Key: Complain about this post
Now I understand green.
More Conversations for Apocalypses, Then and Now: Answers
Write an Entry
"The Hitchhiker's Guide to the Galaxy is a wholly remarkable book. It has been compiled and recompiled many times and under many different editorships. It contains contributions from countless numbers of travellers and researchers."