"A sense of duty is useful in work but offensive in personal relations. People wish to be liked, not to be endured with patient resignation."
"Defending the truth is not something one does out of a sense of duty or to allay guilt complexes, but is a reward in itself."
"I'm a strange mixture of my mother's curiosity my father, who grew up the son of the manse in a Presbyterian family, who had a tremendous sense of duty and responsibility and my mother's father, who was always in trouble with gambling debts."
"Courage that grows from constitution often forsakes a man when he has occasion for it courage which arises from a sense of duty acts in a uniform manner."