“Wars teach us not to love our enemies, but to hate our allies.”

“The cloning of humans is on most of the lists of things to worry about from Science, along with behaviour control, genetic engineering, transplanted heads, computer poetry and the unrestrained growth of plastic flowers.”

“Don’t try to solve serious matters in the middle of the night.”

“What luck for rulers that men do not think.”

“To have a right to do a thing is not at all the same as to be right in doing it.”

“As for me, except for an occasional heart attack, I feel as young as I ever did.”

“The future is much like the present, only longer.”

“It is not so much our friends’ help that helps us, as the confidence of their help.”

“The reason grandparents and grandchildren get along so well is that they have a common enemy.”

“Freedom is not enough.”