But right now the Easter Road hero is in no doubt he's playing his best football since the devastating knee injury that cruelly robbed him of a first World Cup run-out.
Boyle insists he's in "a right good place" and playing with a smile on his face for club and country after netting his 11th goal for Australia in a 5-1 win over Indonesia.
That victory on Thursday took the Socceroos another step closer to next year's showpiece, with Boyle driven by his own American dream to make up for missing out on Qatar.
And Hibs fans will testify to the fact the 31-year-old is in full flight.
He's hit 14 goals for David Gray's side this season, helping them recover from a horror start to charge into third place on the back of a 15-game unbeaten league run.
But it's not just domestically Boyle's numbers are soaring.
image [https://cdn.magzter.com/1583517504/1742610876/articles/RejswR60i1742634555074/1111262276.jpg]
His penalty opener for the Aussies against Indonesia was followed up by two assists, while Hibs team-mate Lewis Miller was also on the scoresheet to help strengthen their grip on second place in their qualifying group.
Boyle out of contract at the end of the season - has been linked with a move to the A-League for the past season.
Put on the spot after the Socceroos win in Sydney, he said: "I'm in a real good place.
"I'm absolutely delighted. The way I've been playing, I've been bright, I've been back to my best since my injury.
"I'm delighted to contribute for the club and now for my nation. It's always an honour. I never take these moments for granted.
"You can probably see on my face the relief and how good it felt. I'm sure my family are proud of me as well.
"It was a fantastic result, exactly what we wanted and five fantastic goals. We know we could do a lot better at times, considering the result and the scoreline. But we'll improve on that and look forward to next week." Boyle missed...