This post from Jared Bernstein's blog from back in 2012 accurately notes the notable shift.  

You’re on Your Own vs. We’re In This Together

September 6th, 2012 at 11:17 am

In a speech that was as compelling as it was persuasive, President Clinton (“the hoarse whisperer to the middle class”—this AM’s WaPo) made a number of references to the difference between the two starkly different political philosophies: “you’re on your own,” and “we’re in this together.”

These two different political philosophies came into stark focus for me in the early 2000s—the GW Bush years—and I wrote about them at length in the book All Together Now: Common Sense for a Fair Economy.  The “common sense” part is a reference to Thomas Paine’s famous pamphlet which seemed relevant then and more so now (you’ll see references below).

Read the full article here.