Watchman. Somewhere here, there is the question of "seeing clearly". Seeing what? According to what?
Book A (sketchbook), c 1965: as quoted in Jasper Johns, Writings, sketchbook Notes, Interviews, ed. Kirk Varnedoe, Moma New York, 1996, p. 60
1960s
“Illegal spying happens more often than not, but to various degrees depending on the perpetrators and the persons of interest. Besides being morally wrong, unsanctioned or extracurricular spying activities risk the unnecessary exposure of technological apparatus and the potential compromise of the espionage network. When a covert action is not fully supported by a spying organization from top to bottom, an unintentional domino or butterfly effect can jeopardize ongoing and future legitimate operations”
to the happy tune of counterintelligence
Counterterrorism and Cybersecurity: Total Information Awareness (2nd Edition), 2015
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Newton Lee 236
American computer scientistRelated quotes
“We can't spy on them if they aren't spying on us, now can we?" Warped logic, but okay.”
Source: Alice in Zombieland
“I got nothing. Even the spies I’m spying on who are spying on other spies got nothing.”
Source: Shadow's Claim
He turned to Lord Peter with a sudden realization. “I’m sorry,” he said. “I didn’t mean to imply—”
”That’s all right, Your Highness,” Lord Peter said. “It’s a common reaction. Their spies are dirty, filthy scum, not fit to wipe your boots on, while our spies are noble gentlemen doing dangerous work for the love of King and Country. Would that it were so, Your Highness, but I’m afraid that sometimes the desired image is at fault—in both directions.”
Source: Ten Little Wizards (1988), Chapter 4 (p. 33)

“Tinker, Tailor, Soldier, Spy (2011 film)”
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“Since knowledge is but sorrow's spy,
It is not safe to know.”
The Just Italian (licensed Oct. 2, 1629; printed 1630), Act v. Sc. 1.
Compare: "From ignorance our comfort flows", Matthew Prior, To the Hon. Charles Montague; "Where ignorance is bliss, ’T is folly to be wise", Thomas Gray, Eton College, Stanza 10.
Source: I'd Tell You I Love You, But Then I'd Have to Kill You