There's little comfort for him, but that is typical. Repressing so many years of impulsive, untrustworthy behavior is not so easily suppressed. For all that Klaus enjoys bragging about his immorality, strength and power, the weaknesses within his personality itself are always his downfall.

"For the moment, that's all that can be done." Though he will be working on some sort of design in order to make that protection impenetrable. In his mind, there's never too much of it when the person protected is so important. Drastic measures may even be in order, but those can wait.

These very thoughts are what has him changing direction of the conversation, forcing lightness into it with a mischievous look at his sister. "I hope you aren't planning to teach her first word to be your name."