I have argued with him on almost every subject in the world, and we have always been on opposite sides, without affectation or animosity... It is necessary to disagree with him as much as I do, in order to admire him as I do; and I am proud of him as a foe even more than as a friend.

The wise old fairy tales never were so silly as to say that the prince and the princess lived peacefully ever afterwards. The fairy tales said that the prince and princess lived happily ever afterwards; and so they did. They lived happily, although it is very likely that from time to time they threw the furniture at each other.

Angels can fly because they take themselves lightly.

Science is the study of the admitted laws of existence, which cannot prove a universal negative about whether those laws could ever be suspended by something admittedly above them. It is as if we were to say that a lawyer was so deeply learned in the American Constitution that he knew there could never be a revolution in America.

There is no bigot like the atheist.

No man who worships education has got the best out of education... Without a gentle contempt for education no man's education is complete.

The man who lives in a small community lives in a much larger world... The reason is obvious. In a large community we can choose our companions. In a small community our companions are chosen for us.