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'.
(..) - I can't calm down. You know, maybe we're not as okay as we keep saying we are. - I know. - Maybe we should go away. You know, go someplace to heal. Where? Well, someplace with a vibrant theater scene... Top-notch restaurants... The jewel of Missouri's white river. (..)2012 TvShow: Modern Family Title: Bringing Up Baby Season: 4 Episode 1