"I'm easy to work with, not a pushover, but I respond to criticism and find it inspiring"

"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"

"Love is like war: easy to begin but very hard to stop"

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

"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"

"By the work one knows the workman"

"A gentle heart is tied with an easy thread"

"The only way to do great work is to love what you do"

"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"