 Cyrus mentioned that her favorite part to record was the line " One spark starts a fire . " Cyrus said she " loved " the line because it was true for her and that if children send on the message , everyone will know . She also believed that they were " encouraging kids to do it " , which she found inspirational . Lovato stated : " It 's very important to us to be good to the environment " and that the song is a part of a " big movement " that they are attempting to achieve . Kevin Jonas said it was a " big honor " and that " the vibe [ ... ] is great " because they have " all known each other for years now . " Nick Jonas said that the song is just about " taking those tiny steps " that could make the Earth better . 
