You know, I want to do everything I possibly can for my own child, but I think, you know, that there's this loss of the value of learning those lessons from failure, and I think it's just getting worse, and it definitely worries me.

NPR: Ask Amy: Responding to the Thin Envelope

Andrews is the home of Air Force One, and I appreciate everything that you do for me and my family.

WHITEHOUSE: Energy Security and Independence

And so we've got a lot of do-gooders in this room and I'm grateful for everything that you guys do, day in, day out.

WHITEHOUSE: Remarks by the President at a Campaign Event

But I want to thank you for everything that you all do every single day to lift up our communities.

WHITEHOUSE: The White House

But the main thing I want to do is just say thank you for everything you guys do.

WHITEHOUSE: The White House

"I guarantee you that, beginning this morning, when I report for duty upstairs, everything I do will be focused on the security and safety of our people, " Mr Kerry added.

BBC: John Kerry starts first day at US state department

Thank you for being so supportive, so enthusiastic, for just making everything that Barack and I do possible.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event