"And that's where good instincts are gonna come in," Danny advises, offering Hermione a proud smile. "Look, would I love to say that I followed the book every single time? Yes, but, that's not true. I've gone on a limb, I've been hotheaded." He shoots them each a wry look. "No smart comments. I've been doing this for a long time and I know that I need to make sure someone's aware of my whereabouts and capable of enforcing what I'm doing. Nothing's ever going to be perfect, not ever. Instincts and judging the risks are key, they're critical. I just want you to realize that you need to be safe. You need to make sure you make the best possibly choices for your situation."