How Did the Washington Post Determine that President Obama "Craved" Cuts in Social Security and Medicare?

Everyone knows that the Washington Post wants to see Social Security and Medicare cut. The paper is constantly pushing this agenda in both its news and opinion pages. But how did the Post decide that President Obama shares this agenda? 

It made this assertion in an article headlined, "Obama and Boehner both craved compromise -- but could never reach it."  The piece tells readers:

"Those virtues [a desire to compromise for the national good] never resulted in progress, though, even o...