That's not what he said. The USA like every other powerful nation has done good things and bad things, but mainly good things, and I think he is saying Americans should recognise the bad things as bad things, so that it does only good things, and not bad things by mistake.
Actually, he said exactly what I quoted him as saying.
But I really do not wish to further engage an adolescent, with his puerile (and sophomoric) ramblings...