When students return from winter break next month, all of us will face the usual gloom of papers and exams. Many students will stay huddled in their rooms writing, revising and studying all day and all night until the sun rises in the sky.<br><br><a href='http://www.dailyprincetonian.com/archives/2006/12/15/opinion/17023.shtml' target='_blank'>http://www.dailyprincetonian.com/archives/2006/12/15/opinion/17023.shtml</a><br><br>