“But Grohl is almost the opposite to that. I think with him the lyrics come first and then the melody. Somebody told me, and I think he actually told me, that he begins with the chorus and then writes the song around it.

“I think that’s wonderful, I have a tendency to do that myself. Once you get to that chorus you know that pay off is going to be huge.

“There’s a handful of songs where you can tell his pain, like Friend of a Friend and then you’ve got I Should Have Known, they’re coming from a place that you can’t fake.

“That’s why you instantly react to it and you appreciate it. You almost want to thank him for writing a song like that. Sometimes, especially as a songwriter, you’re constantly trying to find that perfect verse, that perfect line and sometimes you get it, but most of the time you don’t. It seems like Grohl has a f***ing time share on genius like that!”