The comment that you commented on didn't say that we should stay home from all wars; he/she said that the government should be decisive about when and where to

The comment that you commented on didn't say that we should stay home from all wars; he/she said that the government should be decisive about when and where to attack. The final sentence, that we should just stay home, was referring to the wars which the United States chose poorly to become involved in, and which have been drawn out beyond a "decisive and overwhelming" attack.