United Kingdom, Sept. 7 -- David Duchovny uses poetry to try and nail down the "mystery" of his feelings.

The 65-year-old actor is best known for playing Fox Mulder in The X-Files, but has published seven books since 2015, including novels such as Truly Like Lightning and Miss Subways - and his latest tome, About Time, marks his first foray into published poems.

David told People about the motivation behind the project: "I'm just trying to ponder from my particular point of view at that moment, and get to the heart of something.

"That's what a poem is to me: I've got this feeling, it's around this thing, or this event, or this person, and now I want to put that in a form that makes sense in some way, you know, deal with this mystery of...