highest endeavor

Utmost; highest endeavor or state; most nearly perfect thing, or being, or action; as, to do one's best; to the best of our ability.

A new life had begun—a life devoted to the highest endeavor.

Doctor Stephen and his wife belonged to those good, harmless people, whose highest endeavor it is to live in peace with all the world, and not to allow themselves to be disturbed in the even tenor of their way.

Let this then be our labor, this our highest endeavor, to be really what we have been from the beginning of the world.

Most of all, equal opportunity for all classes and large prizes for the ambitious and industrious serve to stimulate individuals of native ability to their highest endeavor.