Coefficient

She finished her story and stirred her drink, plucked out the plastic sword and pursed her lips, contemplating the cherry. "Thanks for listening, though. It's like we've known each other forever."

"Well, technically we've been affecting each other gravitationally our entire lives. We just never noticed because the gravity of the world is so overwhelming."

She smiled. "You are so adorable."

He barked his reedy laugh. "I never thought I'd hear anyone say that. The probabilities against it would probably require a whole new branch of mathematics to describe."

"Everything has to happen somewhere, right? That's quantum."

She leaned in.