I refer, of course, to man's mastery over the latent forces of Nature.

For his love's sake, he must seize on this opportunity given of fate to him for mastery.

Mastery of his rules will not help another to win business success.

The latter is complete—it is the mastery of an originator of style.

There remains yet the fifth act in which one would think they should show their mastery.

Everything that we learn is the mastery of a difficulty; and the mastery of one helps to the mastery of others.

Here was mastery and power, something far and away beyond him.

Love and Duty fought for the mastery of her pure Soul: and Duty was the conqueror.

But anger and fear soon got the mastery of him, and he spurned her from him.

All day the battle had swayed in a fierce struggle for mastery.