He's not so good at the plan part. His last "plan" nearly got himself killed in New Orleans -- truth be told Klaus had been a little right in that part of him almost had hoped the Original would just get it over with and kill him.

At least if he was dead he was free.

"It's not your fault."

It's Klaus'. And his own. But he would never, ever blame his mother for what happened. He knows if given a choice she'd never choose to leave him. But this wasn't a story about choice.