I am not a political person. My involvement in the Free Speech Movement is religious and moral... I don't know what made me get up and give that first speech. I only know I had to. What was it Kierkegaard said about free acts? They're the ones that, looking back, you realize you couldn't help doing.
Quoted in interview with Jack Fincher, "The University Has Become a Factory," Life magazine (1965-02-26)