But I now thought that this end [one's happiness] was only to be attained by not making it the direct end. Those only are happy (I thought) who have their minds fixed on some object other than their own happiness[....] Aiming thus at something else, they find happiness along the way[....] Ask yourself whether you are happy, and you cease to be so.

-John Stuart Mill, the utilitarian philosopher, in his autobiography

Policy Debates Should Not Appear One-Sided. Is there testimony against the one-sided evidence-by-testimony for the paradox of hedonism at the Wikipedia article. Or, better yet, compelling empirical evidence from well-designed experimentation?