Strunk and White’s "The Elements of Style," one of the most famous books about grammar and usage, was published 50 years ago April 16. The slim book has sold more than 10 million copies, according to this Associated Press report. Its influence is wide. William Strunk Jr., an English professor at Cornell University, published his own book in 1918 as a guide to his students. One student, E.B. White, became a well-regarded writer and revised the book for publication in 1959. The book emphasizes plain, clear and concise writing, and lays down rules such as "omit needless words" and[.....]