Quick Happiness Tip ... From Bertrand Russell. By Gretchen Rubin | Posted Sunday, March 8, 2009, at 1:54 PM Tweet MYSLATE Save this story. Follow all Blog articles. Follow the The Happiness Project blog. Follow stories by Gretchen Rubin. MySlate is a new tool that lets you track your favorite parts of Slate. You can follow authors and sections, track comment threads you're interested in, and more. "Anything you're good at contributes to happiness."—Bertrand Russell * New to the Happiness Project? Consider subscribing to my RSS feed .