Colorfully, Some Students Protest McCain at Columbia Ceremony http://www.nytimes.com/2006/05/17/nyregion/17columbia.html McCain Urges Respect for Different Views http://www.washingtonpost.com/wp-dyn/content/article/2006/05/15/AR2006051500294.html The Art of the Commencement Speech http://www.humanity.org/voices/commencements/ To the Grads: Platitudes with Attitude [Real...