"That death was near, I suppose I believed, but I saw it only as a rest after the day's work"

"A leader is best when people barely know he exists, when his work is done, his aim fulfilled, they will say: we did it ourselves"

"Talent in cheaper than table salt. What separates the talented individual from the successful one is a lot of hard work"

"If I ever completely lost my nervousness I would be frightened half to death"

"One machine can do the work of fifty ordinary men. No machine can do the work of one extraordinary man"

"Work spares us from three evils: boredom, vice, and need"

"The best preparation for good work tomorrow is to do good work today"

"My mortal foe can no ways wish me a greater harm than England's hate; neither should death be less welcome unto me than such a mishap betide me"

"I was married to Margaret Joan Howe in 1940. Although not a scientist herself she has contributed more to my work than anyone else by providing a peaceful and happy home"

"It is the quality of our work which will please God and not the quantity"

"Immortality - a fate worse than death"