But reasoning and information flow are very often multi-agent affairs.
And who can forget the FBI agent's affair with the prosecution's key witness?
All spy organisations warn their agents against affairs for that reason, and the head of the organisation could not then ignore the advice given to those further down the chain.
"It's going to get worse before it gets better," said James Wong, an internal affairs agent with Customs and Border Protection.
He makes a convincing case that Descartes had a minor role as some kind of intelligence agent in the affairs of the day.
This affronted the Western Allies, since it marked the first time since the war's end that Germany had asserted its position as an independent agent in international affairs.
After months spent investigating, it was clear to Norman O. Torrens, an internal affairs agent for the Puerto Rico Police Department, that scores of felony crimes in Vega Alta, in the north, were being intentionally recorded as misdemeanors.
"He knew the laws backward and forward," said Edward Archuleta, an internal affairs agent with Customs and Border Protection who once worked with Mr. Gilliland and eventually helped bring him down.
(The plot mirrored the critical tune-up, with a cranky internal affairs agent conducting an audit on Fringe division).
Among them are reports from royal agents about foreign affairs and letters about cultic matters.
She said the work of journalists is increasingly impeded by celebrity agents, lawyers, corporate affairs teams, marketing departments, PR advisers and press secretaries.
