Darius shrugged. "It's a lot in how you speak, how you act, stuff like that."
He stepped back, relaxing his posture, his hand loose at his sides. "There's a vast difference between 'Hi, I'm here for a job interview?', and," here he stood up straighter, chin up, hands clasped behind him, pulling his shoulders up, "'Hi! I'm here for a job interview!'"
He laughed a little. "It's more useful for women, usually. But still good to know. Emma could teach you way better than me."