The bedridden boy entertained himself by mastering the materials.
Indeed, Rivera made his living by mastering one pitch, the cutter.
He runs as an outsider, but he has succeeded by mastering the inside game.
Conversely, medical students should learn empathic skills by mastering patient simulation.
"Saleh survived by mastering the tribal game as no one else had," Khaled Fattah, the tribal expert, said.
By mastering the etiquette of texting, I hope we can gain more control over our increasingly electronic lives.
In "Step It Up & Dance," 12 young professional dancers compete for $100,000 by mastering different routines at breakneck speed.
She could retain her crown only by mastering a vintage pinball machine set atop an onyx plinth.
Either way, one learns the delicate balance between violence and nurture by mastering the use of something capable of both.
The hacker controls the material world by mastering its code, a notion that has become familiar from the "Matrix" films.
Chris Rock has become one of the best and most beloved comedians in the country by mastering one specific thing.
