Strengthfully

The perfection of physical form and power is fashioned by the soul strengthfully temperate, masterful of the forces of the body. The fulness of mental life is developed only by the soul strengthfully resolute and patient, heroic in endurance.

He must call her so no longer — but must go back forthwith to Paris, and in succouring others seek to forget himself — while she — God help her — she must strive to bear her solitary burden strengthfully.