Teitsworth v. Kempski
In Teitsworth v. Kempski, 50 Del. 234, 11 Terry 234, 127 A.2d 237, 240 (Del. 1956), the Delaware Supreme Court did not permit the defendant to mitigate damages by showing the cost of repairs.
"The Court said it was entirely within the province of the trial judge to consider all the evidence relating to the amount of damage to plaintiff's automobile and the weight to be given to this testimony was entirely within his discretion." Id. at 238.