singing at the top of their lungs to overcome the rumbling reverberation of the caribou engines and the roar of the wind whistling past the opening in the planes rear : warrior soldiers who jump from planes others say they feel no pain some will cross as some do pray but they earned the green beret silver chutes sewn on their breast these warrior men who never rest many men will jump today and everyone with a green beret the singing had not finished as the green light go signal flashed on .