[expatpat]

Rockridge works to: * Reframe the terms of political debate to make a progressive moral vision more persuasive and influential.

Exactly what he's accusing conservatives of doing.

[oblomov]

In other words, they believe the Whorfian hypothesis that all thought is due to language, that all reality is socially (and thus linguistically) constructed. Thus the failures of the left do not need to be acknowledged and learned from, merely "reframed" into successes.