Three years into his Princeton career, nearly finished with his second physics junior paper, Zack Glennie '07 decided to pursue a certificate in linguistics.<br><br><a href='http://www.dailyprincetonian.com/archives/2006/12/14/news/16999.shtml' target='_blank'>http://www.dailyprincetonian.com/archives/2006/12/14/news/16999.shtml</a><br><br>