Only time will 'heal the rift/breach' between the two families. [=make the two families become friendly again]
The tree sap is believed to have 'healing' powers.
After the divorce, he needed some time to 'heal'.
(..) Jorah the Andal. You have not been dismissed. You pledged yourself to me. You swore to obey my commands for the rest of your life. I command you to heal yourself When I take the Seven Kingdoms, I need you by my side. In the last fortnight since our pact with the Masters, (..)2016 TvShow: Game of Thrones Title: The Door Season: 6 Episode 5