The trainee knew he should ...

The trainee knew he should leave, but he was unable to look away. He\'d never seen anything snap out so fast or strike so hard as the male\'s fists. Obviously, the rumours about the instructor were all true. He was a flat-out killer. With a metal clank, a door opened at the other end of the gym, and the sound of a newborn\'s cries echoed up into the high ceiling. The warrior stopped in midpunch and wheeled around as a lovely female carrying young in a pink blanket came over to him. His face softened, positively melted.
The trainee knew he should leave, but he was unable to look away. He'd never seen anything snap out so fast or strike so hard as the male's fists. Obviously, the rumours about the instructor were all true. He was a flat-out killer. With a metal clank, a door opened at the other end of the gym, and the sound of a newborn's cries echoed up into the high ceiling. The warrior stopped in midpunch and wheeled around as a lovely female carrying young in a pink blanket came over to him. His face softened, positively melted.
 J.R. Ward

Quotes from the same author

The warrior (Zsadist) rolled his black eyes. "Come on, man. What does it matter to me? You, Tohr. Britney Spears.
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 J.R. Ward
You would have made a fine warrior, you know that?" I am one. Death is my enemy." Yeah, it is, isn't it." God, it made such sense that he'd bonded with her. She was a fighter… like him. "Your scalpel's your dagger." Yup.
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 J.R. Ward
In the far corner, a tenor began to sing, Zsadist's crystal-clear voice sailing up toward the warrior paintings on the ceiling far, far above them all. At first John didn't know what the song was...although if he'd been asked what his name was, he would have said Santa Claus, or Luther Vandross, or Teddy Roosevelt. Maybe even Joan Collins.
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 J.R. Ward
The Reverend grinned, his fangs flashing. "You know, I've heard this rumor… about a member of the Brotherhood who's celibate. Yeah, go figure, a warrior who abstains. And I've heard a few other things about this male. He's down to one leg. Has a scarred sociopath for a twin. You wouldn't by any chance know of such a Brother?" Phury shook his head. "Nope.
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 J.R. Ward
When he nodded, the physician disappeared into thin air, and then a moment later, Payne felt a warm palm encompass hers. It was Vishous's un-gloved hand against her own and the connection between them eased her in ways she couldn't name. Verily, she had lost her mother . . . but if she lived through this, she still had family. On this side.
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 J.R. Ward