The place of the father in the modern suburban family is a very small one, particularly if he plays golf.

What the world needs is not dogma but an attitude of scientific inquiry.

Logic must no more admit a unicorn than zoology can.

I am as firmly convinced that religions do harm as I am that they are untrue.

What science cannot discover, mankind cannot know.

I believe myself that romantic love is the source of the most intense delights that life has to offer. In the relation of a man and woman who love each other with passion and imagination and tenderness, there is something of inestimable value, to be ignorant of which is a great misfortune to any human being.

The moral thing I should wish to say to them is very simple; I should say: "Love is wise - Hatred is foolish." In this world, which is getting more and more closely interconnected, we have to learn to tolerate each other.