Is it graduation time again already? Scholars, politicians, and celebrities will soon travel to various colleges and universities to address the class of 2010. Some will make more of an impression than others. In today's Lunchtime Quiz at mental_floss, see how well you can identify commencement speakers of the past by a quote from their speeches. I scored 70%, not because I recall the speeches, but because I recognized the style. http://www.mentalfloss.com/blogs/archives/54590