I think it's talking about how he's getting criticism for being different in the music, and that he, or anyone shouldn't be afraid of speaking out if they believe in it. I think that the chorus is saying that you should speak out as loud as you can if you really believe in something, not just whispering quietly, but yelling it as loud as you can!
I think it's talking about how he's getting criticism for being different in the music, and that he, or anyone shouldn't be afraid of speaking out if they believe in it. I think that the chorus is saying that you should speak out as loud as you can if you really believe in something, not just whispering quietly, but yelling it as loud as you can!