“In the Red Army, it takes a very brave man to be a coward.”
“The first twenty-four hours of the invasion will be decisive. For the Allies, as well as Germany, it will be the longest day.”
“In the first six to twelve months of a war with the United States and Great Britain I will run wild and win victory upon victory.”
- Isoroku Yamamoto
(It sounds suitably upbeat when you leave out the second part of what he said, which was “After that, I can guarantee nothing.”
Just as a side note, by the way: General George S. Patton and Admiral William F. Halsey (who very quite similar in temperament and vocabulary) were known for their morale-raising one-liners, but unfortunately these tended to be unprintable. One of the more famous Halsey ones contains terminology that the forum’s software would automatically censor.