As a relatively disinterested onlooker, I can say that I think that, if these candidates are at all representative of the views of the membership of the Republican Party, then the GOP has some fucking funny ideas about what constitutes "liberty".
Santorum in particular needs shooting, setting on fire, shooting again, burying in quicklime, encasing in concrete, and then pissing on.
The man is an affront to all civilisation and reason.