The let’s-try-anything, free-thinking society of 1968 evolved into a catastrophic blend of legitimate paranoia (Nixon did keep enemies lists, and the F.B.I. did infiltrate campuses) and postadolescent melodrama.

[…] Incoherences in Matter and Suppositions, without Proofs put handsomly together in good Words and a plausible Stile, are apt to pass for strong Reason and good Sense, till they come to be look’d into with Attention.

But what, more precisely, distinguishes such an actual perception from a solely possible perception if not its accomplishment hic et nunc?

I solved the problem theoretically rather than practically.