I "get" what Terrence Mallick was aiming for with that movie but it just fell flat in my opinion. The big problem at the time is that I distinctly remember the movie being marketed as "Saving Private Ryan" in the Pacific. It was the furthest thing from that.
“Whoever fights monsters should see to it that in the process he does not become a monster. And if you gaze long enough into an abyss, the abyss will gaze back into you.”