“War is mainly a catalogue of blunders,” Churchill wrote.  Once the signal is given, a war leader is “no longer the master of policy.” He is “the slave of unforeseeable and uncontrollable events. Antiquated War Offices, weak, incompetent or arrogant Commanders, untrustworthy allies, hostile neutrals, malignant Fortune, ugly surprises, awful miscalculations—all take their seat at the Council Board….” 
The failure to act, when action would seem in hindsight imperative, is often laid at the feet of statesmen.…
“How many speeches did Churchill make, and in how many words? Also, how many words did he write in his books and articles? [Updated from 2014.]
Through the wonders of computer science (Ian Langworth and the Hillsdale College Churchill Project), we know that the present corpus of works by and about Winston S. Churchill exceeds 80 million words (380 megabytes). This includes 20 million (120 megabytes) by Churchill himself (counting his letters, memos and papers in the 23 volumes of Churchill Documents. Here are his the top word counts among his books:
Winston Churchill retired as Prime Minister on 5 April 1955. On April 3rd, he met with his non-Cabinet ministers. His last words were reported by William Sidney, Viscount De L’Isle and Dudley, his neighbor in Westerham, to Martin Gilbert. “Man is spirit,” he told them. Then he added: “Never be separated from the Americans.”
The latter is well understood. In 1956, when he wasn’t around, there was quite a serious separation, over Suez. “Man is spirit” is harder to understand. What did Churchill mean?
A professor teaching Churchill’s statesmanship says his class is going back and forth on that.…