Her new book is Becoming.
From the transcript of Obama's interview with CBS's Gayle King:
KING: You've had a complicated relationship, it seems, with politics.--Marshal Zeringue
OBAMA: Mmm-hmm. Every time Barack came to me with the idea of running for an office, I was just like, "Please don't do this. Pick another career. You're gifted. Y'all went to college. You got a law degree. Can't you do anything else besides this?" There's so many ways to save the world. But every time I had to think to myself, that approach is selfish. Because I knew I was married to someone who was gifted and someone who could contribute. And but for the fact that I was married to him... it would be hard on me-- I would want him to run.
KING: Yeah. But he was always a different kind of guy.
OBAMA: He's a different guy--
KING: He's a different kind of dude. There's a great story in the book where you said, you wake up one night, and he's staring into space. Is he thinking about his dad? Or is something bothering him?
OBAMA: (LAUGH) Right.
KING: And what was he thinking about?
OBAMA: Like...[read on]