Verse:
Em (022000@1)                                   CYour (x32010@1)love is the strongest thing I know

I reckon it's been doing weights
GEating (320003@1)raw eggs and cereal
    D (xx0232@1) 
And running ten miles a day

EmAnd (022000@1)your love has a driving ban
                     CFrom (x32010@1)tryin' to steer intoxicated with another love inside your hands
                   GAnd (320003@1)your love is a friend of mine
                       DSo (xx0232@1)I'll take good care tonight

Pre-chorus:
EmIf (022000@1)you could only say the words

I'll take em and I'll write em down
CAnd (x32010@1)hold it deep inside of me

Until the day you found me out
G (320003@1)But I know your love
DThat's (xx0232@1)why

Chorus:

EmI (022000@1)can be your diary
            CBaby (x32010@1)if you open me up
        GKeep (320003@1)it inside me
                  DI'll (xx0232@1)give you the world, just give me the words (x2)

Verse:
Em (022000@1)                                   
And your love, has never been my enemy
CIt (x32010@1)used to hold me and promise it would never leave
G (one strum)
Never been better since all the therapy
    D (xx0232@1) 
To read the words between the lines and take away my melody
Em (022000@1)          CAnd (x32010@1)your love told me it was fallin' through a different page
G (320003@1)              
And you know if I let you go
DI'll (xx0232@1)still keep you safe

Pre-chorus:
EmIf (022000@1)you could only say the words

I'll take em and I'll write em down
CAnd (x32010@1)hold it deep inside of me

Until the day you found me out
G (320003@1)But I know your love
DThat's (xx0232@1)why

Chorus:

EmI (022000@1)can be your diary
            CBaby (x32010@1)if you open me up
        GKeep (320003@1)it inside me
                  DI'll (xx0232@1)give you the world, just give me the words (x2)

Verse:
EmYou (022000@1)are the one I fall asleep with

But never wake up to
CCos (x32010@1)work is something you must do
                           GI (320003@1)trust you like you trust me

This must be true love
   DIt (xx0232@1)does exactly what it says on the tin, let me begin
            EmYou (022000@1)are the one I watch the movies with
                            CAnd (x32010@1)recognising my love for Keira Knightley for what it truly is
                    GIt's (320003@1)just an excuse so I don't have to watch Love Actually again
                                      DBut (xx0232@1)we're actually the same it's just despite me
           EmAnd (022000@1)we eat ice cream with fishes in it

Until the dishes finish
CPlay (x32010@1)computer games although I know I'll never win it
                GI (320003@1)tried to make tea once for you in bed
                  DBut (xx0232@1)all I did was spill it so you made it for me instead
Em (022000@1)                                      CLet (x32010@1)me in bed if you get in ahead me it's better to do

Yeah love is a hell of a truth
       GAnd (320003@1)in love we are better in two

I've been a newcomer
DSo (xx0232@1)I can never see the devil in you

Chorus:
EmDiary (022000@1)            CBaby (x32010@1)if you open me up
        GKeep (320003@1)it inside me
                  DI'll (xx0232@1)give you the world, just give me the words, hey

That's it, pretty basic song. You can move the capo around to suit your voice, 
capo on 5 works well. Enjoy!