When markets see that, that can help build confidence and reverse psychology.

WHITEHOUSE: President Obama holds a Press Conference at the G20 Summit

Consider the clever reverse psychology of its recent advertising.

WSJ: Patagonia's Founder is America's Most Unlikely Business Guru

He is the master - we used to have the master at Liverpool in Bob Paisley, but he used the reverse psychology of praising teams - sometimes not even believing it himself.

BBC: SPORT | Football | Premiership | A sad feud that two clubs must stop

What positive psychology does is reverse the basic questions that have animated clinical psychology from the beginning.

FORBES: Atlantic Philanthropies and Charles F. Feeney: How Wealth-in-Action Redeems Us All