Oaring
One has to accept pain as a condition of existence. One has to court doubt and darkness as the cost of existence. One needs a will stubborn in conflict, but apt always to the total acceptance of living and dying.
The Shoes of the Fisherman by Morris L. West,
Yup, I think acceptance of What Is is the key.
Stubbornness must one be born with. (?)
My guess is that we must unlearn our stubborn attachment to outcome.