In a simple tit-for-tat strategy, one begins by cooperating and then mimics the other player’s moves. Tit-for-tat is nice in that it is willing to cooperate and it does not bear a grudge. It also cannot be exploited because any defection from cooperation will be returned.
By Robert Schenk @ ingrimayne.com Re: TitForTat
See also truth bias
The officer standing in the center of this group of Union soldiers after the battle of Antietam is Lt. Alonzo Cushing, who died less than a year after this group portrait while fighting in Gettysburg during Pickett’s Charge.
Sitting at left is Evan Thomas, who was killed in ambush by the Modoc Indians a decade later in California.
Although this road winds tortuously at times, and even appears to turn back upon itself so that we seem to return again and again to the same place, patient plodding does result in progress.
OUR REBEL EMOTIONS by Bernard Mobbs (1970)