Stand-up president:

"These days I look in the mirror and have to admit, I'm not the strapping young Muslim Socialist that I used to be." -- President Obama at White House Correspondents' Dinner

Boston Bombing background:

"The standard investigation cliches apply: It's still early; there are many unanswered questions; it's unwise to rush to judgment. But the emerging picture is one of systemic failure, human error and willful ignorance of the threats facing the country." -- Stephen F. Hayes, The Weekly Standard

Student loan bubble:

"Are student loans turning into junk bonds? With something like $1 trillion of student loan debt outstanding, investor skittishness is not good news." -- Walter Russell Mead, the American Interest

About that dinner:

"It's bad for business to admit you are a pinhead, even if the polls clearly show that the American people have not been fooled." -- Michael Scherer, Time magazine