“They say that the prospect of being hanged in the morning concentrates a man's mind wonderfully; unfortunately, what the mind inevitably concentrates on is that, in the morning, it will be in a body that is going to be hanged.”
“Depend upon it, sir, when a man knows he is to be hanged in a fortnight, it concentrates his mind wonderfully.”
“A concentrated mind and a sitting body make for better prayer than a kneeling body and a mind half asleep.”
“Failure concentrates the mind wonderfully. If you don't make mistakes, you're not trying hard enough.”
“There’s nothing like a major emergency and the almost certain death of the whole damned world to concentrate the mind wonderfully.”
“The powers of the mind are like the rays of the sun when they are concentrated they illumine.”