Pay attention to theme of this puzzle (4)

I believe the answer is:

mind

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

'pay attention to' is the definition.
(I've seen this in another clue)

I don't understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for mind that I've seen before include "Consciousness" , "Watch - intellect" , "Intellect; object to" , "Look after" , "Take care of; intellect" .)

I've seen this clue in The Guardian.

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