Here is Jay Nordlinger's Impromptus column for National Review Online wherein he finds both men worthy. Add their names to the list that already includes Mitch Daniels, John Thune and Mitt Romney.
I suspect Sarah Palin will turn out to be a sort of latter-day William Jennings Bryan figure. That is, one heck of a motivational speaker but possibly not of presidential timber. Another example of this is Newt Gingrich - a marvelous speaker, one of the smartest guys in the party, but he doesn't pass the character test.
Look on the bright side, unlike the Democrats we've got no shortage of solid, qualified people from among whom to select.