"Unless you know your enemy," he replies in kind. "And allies."

His plan had been on a rather grand scale. Many things could have gone awry, but they didn't. Lelouch had known his family and what actions they would take well. On the other side, he had known full well what his own allies had been capable of. The only misstep had been Nunnally. In the end, even that hadn't been enough to stop him.

"If you're already thinking ahead then about half of these notes aren't really of any use. There is such a thing as too much information. There are times where having more 'tools' is a flaw and not a strength."

There has to be a balance of instinct, trust in others, a willingness to do what must be done, and knowledge. Most of that can't be learned by listening to someone who is up there talking it up instead of being realistic. He hands back the notebook anyway. Lelouch doesn't have any intention to keep it.

"What incantations you're missing I can fill in and whatever they have to teach you about tactics, I can do better."