The Secret Adversary

Never tell all you know—not even to the person you know best.

To all those who lead monotonous lives in the hope that they may experience at second hand the delights and dangers of adventure. [author's dedication]

A great many men are mad, and no one knows it. They do not know it themselves

Youth is a failing only too easily outgrown.

That's the curious part about speaking the truth. No one does believe it.

Marriage is called all sorts of things, a haven, and a refuge, and a crowning glory, and a state of bondage, and lots more. But do you know what I think it is?' 'What?' 'A sport!' 'And a damned good sport too,' said Tommy.

Money, money, money! I think about money morning, noon and night! I dare say it's mercenary of me, but there it is

I've always jumped on sentiment—and here I am being more sentimental than anybody. What idiots girls are! I've always thought so. I suppose I shall sleep with his photograph under my pillow, and dream about him all night. It's dreadful to feel you've been false to your principles.

My dear Boris, can you not take a joke?" "Was it a joke?

Don't be offended because I think you're young. Youth is a failing only too easily outgrown.

But one thing is certain, he is the master criminal of this age. He controls a marvellous organization. Most of the Peace propaganda during the war was originated and financed by him.

¡Qué tontas somos las mujeres! Siempre lo he pensado. Supongo que ahora dormiré con su retrato debajo de la almohada y soñaré toda la noche con él. Es terrible ver que una no es fiel a sus principio.

No," said Tuppence thoughtfully, "he didn't believe it. That's the curious part about speaking the truth. No one does believe it.

Two young adventurers for hire. Willing to do anything, go anywhere. Pay must be good. No reasonable offer refused.