find it in (one's) heart to (do something)
To be able to convince oneself do something despite one's reluctance. I know I hurt you, but I hope you can find it in your heart to forgive me.
find it in your heart to do something
allow or force yourself to do something. 1988 Richard Rayner Los Angeles Without a Map Could you find it in your heart to lend me, say, $2,500?
(not) find it in your heart to ˈdo something
(also (not) find it ˈin yourself to do something) (literary) (not) be able to persuade yourself to do something: I wish you could find it in your heart to forgive her.I can’t find it in myself to criticize her work after she’s tried so hard.