To live in this world 

you must be able
to do three things:
to love what is mortal;
to hold it

against your bones knowing
your own life depends on it;
and, when the time comes to let it go,
to let it go.

-Mary Oliver, excerpt from “In Blackwater Woods”, from American Primitive

Full poem: https://apoemaday.tumblr.com/post/652534824201027584/in-blackwater-woods