Lyric discussion by Kahsi123 

First of all I'm pretty sure the first line is "I wrote, I wrote a song about you, about you" not a "protest song"

This song is deff. about a relationship that has ended ubruptly. The speaker has extrememely bitter feelings towards their past partner and is walking away from them. This song is pretty much the "cold shoulder" put into lyrics.

As far as the "I'll set myself on fire without you" I believe this simply means the speaker is ready to take risks without their previous partner.

the line is 100% "I wrote a protest song ..." that is for sure.

It sounds more like he (for sake of argument, he, could be she) left her, and she is furious. Long marches and setting yourself on fire are forms of protest, and protests are done because you're angry about someone/thing. Cheating gravity suggests to me he swept her off her feet, and the burning space between them suggests he dumped her abruptly and she is really mad. You would think they both would have a long way to fall, but she specifically calls out that he has a long way to fall, suggesting she will be mad for a long...

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