"John 15:13 - 'Greater love hath no man than this, that a man lay down his life for his friends'"I was going to embed another version (see below), sung by Kenny Rogers (I think), but then came across the above: a simpler, extremely humble one. This musician never shows his own face, while singing or afterward, and he wrote the above quote in his comment. I really loved both of those facts. And his voice is so clear, pure and unaffected.
I heard the Rogers version on the radio this morning. This song always brings me to tears.
Here's the other version. I know it starts with 9/11 photos, but most of the rest of the photo montage is well-worth waiting for: