It is essential to seek out enemy agents who have come to conduct espionage against you and to bribe them to serve you. Give them instructions and care for them. Thus doubled agents are recruited and used.
When a nation forgets her skill in war, when her religion becomes a mockery, when the whole nation becomes a nation of money-grabbers, then the wild tribes, the barbarians drive in... Who will our invaders be? From whence will they come?
The United States, per capita, at a certain period in its history, had the most junkies of any country ever in the world - right after the Civil War. The most brutal war, the greatest amount of casualties that America's ever had.
I would absolutely refuse any direct or indirect war service and would try to persuade my friends to do the same, regardless of the reasons for the cause of a war.
Still, a prince should make himself feared in such a way that if he does not gain love, he at any rate avoids hatred; for fear and the absence of hatred may well go together, and will be always attained by one who abstains from interfering with the property of his citizens and subjects or with their women.
If the world were a paradise of luxury and ease, a land flowing with milk and honey, where every Jack obtained his Jill at once and without any difficulty, men would either die of boredom or hang themselves; or there would be wars, massacres, and murders; so that in the end mankind would inflict more suffering on itself than it has now to accept at the hands of Nature.