Neil Warnock gave his verdict after Boro came up with another three valuable points on the road.
Forest old boy Britt Assombalonga and Goerge Saville did the damage to earn Boro a rare win at the City Ground and end the home side's unbeaten run.
"We could have scored more goals, and it was disappointing to concede one right at the end, but I thought we did ever so well tonight," Warnock said.
"I thought we started the game right at it
"All credit to them tonight, they put a shift in, every one of them."