Ruth Westheimer

Trinity College, May 16, 2004

My favorite animal is the turtle. The reason is that in order for the turtle to move, it has to stick its neck out.

Photo: Michael Gottschalk/AP

Next “Change the world” speech 

Seamus Heaney

University of Pennsylvania, 2000

Next “YOLO” speech 

Stephen King

Vassar College, 2001