Lyric discussion by MMCTrinity 

Cover art for Search and Destroy lyrics by 30 Seconds to Mars

"A million little pieces we've broken into/ A million little pieces I've stolen from you"

I think he's saying that we all are made-up of little pieces and those pieces are "stolen" by other people to make us into the people we are. We all contribute to they way other poeple act and what they believe.

My Interpretation