"It is not helpful to have those kind of comments come out when we've got troops in combat"

This quote by Gen. Richard Myers is referring to the value of keeping a favorable mindset and outlook when it comes to the soldiers in battle. He is highlighting the need for support and motivation for those in the military, instead of negative remarks that might possibly have a detrimental result on spirits. He is suggesting that it is not advantageous to have people making unfavorable remarks about the soldiers while they are in the middle of a challenging and unsafe circumstance. He is emphasizing the requirement for support and understanding for those in the military, and the significance of keeping a favorable attitude and outlook. He is likewise suggesting that it is very important to acknowledge the sacrifices that the soldiers are making and to reveal appreciation for their service.