This is the acoustic version, check out http://www.youtube.com/watch?v=_kHSyt5A7EM and 
you can play along!

Verse:
Gfree (320003@1)my brain
burn away these chains
              Emtheres (022000@1)a light from the sun
                                    Cbeggin (x32010@1)me to come on up
and try to unleash the person you see
Gbreathe (320003@1)just breathe
primitive release
            Emits (022000@1)yourself that you need
                                        Cyour (x32010@1)unaffected being is gone
a natural machine
do you know what I mean

Chorus:
Gtaking (320003@1)back the instinct
Ctaken (x32010@1)out of me
          Amand (x02210@1)I get and I get
              Cwhy (x32010@1)you got to break free
G (320003@1)                  C (x32010@1)                Am (x02210@1)     CI (x32010@1)don't know who I was before
G (320003@1)                    Cany (x32010@1)population puts it in a cage
              Amand (x02210@1)you get and you get
Cwhy (x32010@1)we got all this rage
G (320003@1)                 C (x32010@1)             Am (x02210@1)     CI (x32010@1)don't know who i was before

Verse:
Gbirds (320003@1)and bees
dancin in the breeze
              Emtheres (022000@1)a love in the air
                                Cfelt (x32010@1)by all who carry on
the simplest things have they gotten away

Chorus:
Gtaking (320003@1)back the instinct
Ctaken (x32010@1)out of me
        AmI (x02210@1)forget I forget
             Cwhat (x32010@1)its like to be me
          G (320003@1)     C (x32010@1)              Am (x02210@1)      CI (x32010@1)cant ignore who I was before
G (320003@1)                    Cany (x32010@1)population puts it in a cage
            Am (x02210@1)                           Cyou (x32010@1)forget you forget why we got all this rage
                G (320003@1)      C (x32010@1)               Am (x02210@1)        Cwere (x32010@1)losin more than we can afford

Bridge:
Am (x02210@1)       C (x32010@1)             G (320003@1)      Ctake (x32010@1)my mind and erase it please
    Am (x02210@1)     C (x32010@1)            G (320003@1)     Ccondition (x32010@1)all the hot air I breathe
Amdon't (x02210@1)wanna try me
        C (x32010@1)                  Gjust (320003@1)want me im happy
           Am (x02210@1)       C (x32010@1)                    Ghere (320003@1)riding the world that is spinning around

Chorus:
Gtaking (320003@1)back the instinct
Ctaken (x32010@1)out of me
         Amand (x02210@1)I get and I get
              Cwhy (x32010@1)you got to break free
               G (320003@1) C (x32010@1)            Am (x02210@1)   CI (x32010@1)don't know who I was before
G (320003@1)                    Cany (x32010@1)popluation lock it in a cage
             Amand (x02210@1)you get and you get
             Cwhy (x32010@1)we got all this rage
            G (320003@1)    C (x32010@1)             Am (x02210@1) CI (x32010@1)don't know who I was before, no no no