The former US First Lady was speaking at the Royal Festival Hall for a sold-out event that tens of thousands of people had tried to get tickets for.
"As much as I wish that could happen in four years, I don't think that's a likely time period", said Sandberg.
As the crowd exploded in response to Obama dropping a curse word, she laughed, "I forgot where I was for a moment!"
When asked by Nigerian author Chimamanda Ngozi Adichie how it feels to be seen as a "symbol of hope", Obama said: "I still have a little impostor syndrome, it never goes away, that you're actually listening to me".
"Her embarrassment [had] already [begun] to smolder as we rode the elevator downstairs", Mrs. Obama writes. I experienced that. Just having an opinion, how dare I have a voice and use it?
Texas A&M holds special place in George H.W. Bush's heart
A brief but deep recession saw the popularity he gained from his diplomatic win evaporate, costing him a second term in office. Bush , twice won the presidency, only the second time in USA history that a father and son both became the US leaders.
Carper releases statement on passing of George HW Bush
The former President, who suffered from a form of Parkinson's disease late in life, had used a wheelchair since 2012. Greg Abbott issued an executive order to close state agencies, offices and departments .
Ariana Grande's 'Thank U, Next' video is here
A fan account posted this shot of a possible track list from Grande's "Breathin'" music video on November 8. And with so much fetch content to see, we created the comprehensive reference guide to the video .
It was not just children but "teachers who underestimated me every step of the way". "I want you to be mindful of that". "I think it's okay - it's good even - to do that ..."
The queen though reportedly wasn't bothered by what the FLOTUS at the time did and now we know why. I have been in foundations, corporations, I've served on corporate boards, I've been at summits, I've sat in at the UN.
"They've managed the situation with poise and grace and they are normal and kind and smart and friendly and open", said Mrs. Obama. And you feel a bit resentful about it. "I am not saying that there are no talented people out there". What do you need?' - and I made myself toast. They don't solve problems any better. "Change is not a straight line". "It was just the release of eight years of feeling like we had to do everything perfectly, that there wasn't a margin of error, that we couldn't make mistakes, that we couldn't slip, that our tone had to be flawless". We are putting down markers and we make progress. I thought I wanted to be a lawyer because I didn't really know what I wanted to do after college so I applied to law school, went to harvard, thought "well that should be good" and turns out I hated law. "What we're trying to do is shift culture, we're trying to overcome hundreds of years of racism and segregation born out of slavery and injustice".
Promoting her memoir "Becoming" to a packed house at Barclays Center in Brooklyn, NY, former First Lady Michelle Obama dismissed common feminist advice coined by Facebook chief operating officer Sheryl Sandberg as "s***" that usually "doesn't work".
Naturally, Michelle Obama also said that Meghan has a great opportunity to make a difference, given her position.