Individuals bearing witness do not change history; only movements that understand their social world can do that. Movements encourage solidarity; the moral individual is likely, all unwittingly, to do the opposite, for bearing witness is lonely: it breeds feelings of superiority and moralistic anger against those who are not doing the same.
It could be all unwittingly that I wrote in Darkness Visible what amounted to a Rosetta stone for my other work.william styron
He who asks fortune-tellers the future unwittingly forfeits an inner intimation of coming events that is a thousand times more exact than anything they may say. He is impelled by inertia , rather than curiosity , and nothing is more unlike the submissive apathy with which he hears his fate revealed than the alert dexterity with which the man of courage lays hands on the future.