My advice for the happiness lobby? Start with drugs | Simon Jenkins

It's a quest that has taxed the likes of Billy Graham and the Dalai Lama. The answer's in local politics and narcotics legislation

Yes, folks, happiness days are here again, again. A new campaign called Action for Happiness was launched on Tuesday. It was also launched, I distinctly recall, back in January, and often before by such luminaries as David Cameron, the Dalai Lama, Billy Graham, Dale Carnegie and Aristotle. You can ridicule happiness, bash it on the head, stamp it under foot, but...