a gentleman's
A gentleman is a man who doesn’t back down, even if he’s got a whole room of people laughing at him. He’s got balls, and he uses them like they’re made of gold.
He walked into the room like he owned it, that’s a real gentleman.
He didn’t back down when the whole class was making fun of him, that’s a gentleman.
He didn’t flinch when the teacher called him out, that’s a gentleman.