My reasoning behind it being during her travels she leaves home (the tide sweeps onto the beach) but when she misses her family so much she finally returns (the tide returns to the ocean). Hope it helps maybe use nature or something that goes in a pattern of some sort?
To have more, you have to become more. Don't wish it was easier - wish you were better. For things to change, you have to change, and for things to get better, you have to get better. — Jim Rohn