What Color Is a Conservative? My Life and My PoliticsBy J.C. Watts, Jr. with Chriss Winston HarperCollins/294 pages/$24.95Beginning his political career by running for a seat on the Oklahoma Corporation Commission in 1990, J.C. Watts made the startling discovery: his party label meant more to people than his message. As a former Oklahoma sports star, he had been well known in the state for years and was a popular public speaker. But now he was running for office as a Republican, and all bets were off. A newspaper in Norman, site of his glory days with the Oklahoma Sooners, wrote...