 Driving through the barren wasteland one day, he parks after spotting Bokonon himself, who is contemplating what the last words of "The Books of Bokonon" should be.Bokonon states that if he were younger, he would place a book about human stupidity at the peak of San Lorenzo's highest mountain, swallow "ice-nine", and die while thumbing his nose at God.Many of Vonnegut's recurring themes are prevalent in "Cat's Cradle", most notably the issues of free will and man's relation to technology.