Wu went through many trials and challenges during his years in college before he could master his craft.

Over a career of 40 years O'Brien has mastered her craft.

I only wanted to see if I could still master my craft.

Although he did not win a championship, he was able to master his craft.

But we are trying to master our craft and are forging ahead anyway.

Somehow they considered themselves more ennobled for the striving it took them to master their craft.

There is no shame in being beaten by a man who has mastered his craft.

His posture on stage makes it clear that he has completely mastered his craft.

He moved back in with his family, beginning a lengthy struggle to master his craft.

A professional conductor is assigned to each student, helping them master their newfound craft.