Em7     A7/9 G/B  A7   D6     B7 
Be careful,     it's my heart. 
     Em7    G/B          A7      E?     D6     B7 
It's not my watch you're holding, it's my heart. 
      D      D7M    D7      C? (IV)     Gm7 E?     D 
It's not the note I sent you        that you quickly burned. 
     F               Dm7          E7           A7 
It's not the book I lent you that you never returned. 
 
 
Em7     A7/9 G/B  A7   D6     B7 
Be careful,     it's my heart. 
    Em7        G/B      A7    E?   B7 
The heart with which so willingly I part. 
     G        Gm7     G?    E? 
It's yours to take to keep or break, 
    D6       C#m7(b5)     B7 
But please, before you start, 
   G    G/F# Em7 A7  A7/5+  D 
Be careful,      it's my heart.