“I wish I could take a raincheck on June 18.1815”

“It's not the size of the army but the power within the army.”

“The heart of a statesman should be in his head.”

“My enemies make appointments at my tomb.”

“The first quality of the commander-in-chief is a cool head to receive a correct impression of things. He should not allow himself to be confused by either good or bad news.”

“The one prudence in life is concentration; the one evil is dissipation: and it makes no difference whether our dissipations are coarse or fine; property and its cares, friends and a social habit, or politics, or music, or feasting. Everything is good which takes away one plaything and delusion more, and drives us home to add one stroke of faithful work.”

“Concentration is the secret of srength.”

“How much more the seeker of abstract truth, who needs periods of isolation, and rapt concentration, and almost a going out of thebody to think!”