Art Quote by Sun Tzu

Spies cannot be usefully employed without a certain intuitive sagacity; They cannot be properly managed without benevolence and straightforwardness; Without subtle ingenuity of mind,…

— Sun Tzu

Spies cannot be usefully employed without a certain intuitive sagacity.

— Sun Tzu

“A big part of becoming a spy is learning all the secrets that are used to keep things under wraps. A spy has to…

— P.D. Adler

They [spies] cannot be properly managed without benevolence and straightforwardness.

— Sun Tzu

From infancy on, we are all spies; the shame is not this but that the secrets to be discovered are so paltry and few.

— John Updike

In the old days, spies had done they'd done because they loved their country, because they believed in what they were doing. But he'd…

— Anthony Horowitz

There aren't enough secrets to go round anymore. Some spies are having to invent secrets in order to earn a living.

— Shelagh Delaney

The trouble is, when professional spies go out of their way to make a definitive statement about one of their own, the public tends…

— John le Carre

There will always be spies. We have to have them. Without them we wouldn't have got Osama bin Laden - it took us years,…

— Gary Oldman

But it is almost impossible to communicate with them [one's spies in the enemy camp] and receive the information they possess ... Even when…

— Antoine-Henri Jomini

That’s the thing about spies. Most of the secrets we keep are from each other.

— Ally Carter

Spies could be invaluable in peacetime, once the fighting actually started, their value dropped steeply. When the swords were out, it was the information…

— David Weber