You cannot say " I have no heart to do sth." For example, Chicken soup for soul, not for hearts. : v$ l/ v( ]6 y U4 B, z
Your context is not very clear. So can you explain the contexts more clearly? , `# d- I3 K0 _6 ~
Why you don't want to bother the boy again?
For the first context, just say I am sorry to bother you again. 3 h& \6 H6 S- ~2 e* y+ nFor the second case, I don't think you can use hearts in this expression. You can say I am not meant to do sth...