Crossword Genius

Pointless reason for world revolution (4)

Ross

I believe the answer is:

love

I'm a little stuck... Click here to teach me more about this clue!

This clue could be a double definition.

'pointless reason' is the first definition.
The definition and answer can be both related to thinking as well as being singular nouns.
Maybe you can see a link between them that I can't see?

'world revolution' is the second definition.
The definition and answer can be both acts as well as being singular nouns.
Perhaps you can see an association between them that I can't see?

'for' acts as a link.

Can you help me to learn more?

(Other definitions for love that I've seen before include "Deep affection" , "See 10" , "1970 film, starring Ali MacGraw and Ryan O'Neal" , "Serenade" , "Nothing for the Williams sisters?" .)

I've seen this clue in The Globe and Mail.
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