What Joanna and Solange and Kanye all had in common was a mental image of what the sound is supposed to be. As a collaborator, my goal has to be to help them get toward that mental image. That was cool.

When I first heard Bjork's music, I felt like I was a similar-minded thinker, both harmonically and melodically. She takes those things that you naturally assume to be opposite because they're presented that way most of the time, and the way she twines them together is so beautiful. To be able to do that is so powerful.

Bjork has this kind of abstraction and formalism that you associate with art music or avant-garde music.

David Longstreth Quotes