"In some of the countries where we operate, there is a tradition of corruption, in which the political elites work with business in the framework of unsavory relationships"
"Raising children is an incredibly hard and risky business in which no cumulative wisdom is gained: each generation repeats the mistakes the previous one made"
"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"