“Why is life a perpetual preparation for something that never happens?” W.B. Yeats asked in his journal, September 16, 1909.

While on his deathbed in 1849, the Japanese artist Hokusai said to those gathered around him that he wished he could live another ten years. He paused, and went on: “If I had another five years, even, I could have become a real painter.” Then he died, at the age of eighty-nine.

“Have reserved two tickets for my first night. Come and bring a friend, if you have one,” wired George Bernard Shaw to Winston Churchill, referring to Pygmalion’s premiere. “Impossible to come to first night. Will come to second night, if you have one,” Churchill wired back.

“Six days, six weeks. I doubt six months,” said Donald Rumsfeld, on February 7, 2003, about the duration of the Iraq war. “Whatever happens in Vietnam, I can conceive of nothing except military victory,” Dwight D. Eisenhower said in 1967. Four years before that, Robert McNamara asserted, “The war in Vietnam is going well and will succeed.”

“I’m ashamed of you, dodging that way. They couldn’t hit an elephant at this distance,” said Maj. Gen. John Sedgwick not long before a Confederate bullet struck his skull and killed him.