This technique is actually drawn from sports psychologists, who found that championship 5 caliber athletes create a performance 6 persona, and stay in this character for the entire game.

这种技巧实际上来自于体育心理学家，他们发现那些具有冠军潜质的运动员会创造一种表演形象，接着整场比赛他都处于这种角色中。

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Makeup and masks show the uneasy convergence of performance and persona, especially in an extraordinary scene of domestic dirty dancing, in which Sheil achieves a terrifying psychodramatic intensity.

NEWYORKER: Silver Bullets

When he spouts his off-kilter ideas, his self-absorption can be disarmingly childlike, but Mr. Sheen's performance highlights the gulf between James Dean's poignant persona and Kit's hollow posturing, his fear that the world isn't listening.

WSJ: 'Badlands': A Collision of Beauty and Ugly Reality | Masterpiece Column by Kristin M. Jones

It's hard to imagine what the film would have been like with Smith's charmingly cocky persona as opposed to Keanu Reeves' slightly wooden performance.

FORBES: Hollywood