"To say that the smell of him seeped into my brain and started to rewire things is an incredible understatement.
"We are now a few days in, and between feeds & nappy changes - whenever I can I'm whipping off my shirt and charging up on this little guy like he's an induction stove.
"I don't know how long he'll let me do it - but holy moly I feel the gears shifting between my ears when we cuddle like this.
"I can't nurse him like @audreygriffen can - yet when he's grisly but then settles when he's on me?
"I'll take that feeling for as long as I can get it."
"Audrey was able to harness it, guide it, and use it to transcend the extraordinary pain she was feeling and channel it all towards an energy that brought this boy alive and well into the world," he wrote.
"That I've known Audrey for over five years, and yet had no idea that within her this whole time was an almighty divine force capable of bringing life into the world like this blows my mind and was astonishing to witness."
The new dad then said he couldn't think of a single thing a man could do that compares physically to what he saw his wife do.
"For me - any marathon or endurance event I've ever raced is essentially a wander to the kitchen compared to what I saw Audrey do on Friday," he wrote.