We lazed there for I don't know how long while the brothers swam and goofed around and body surfed. Dermott's chest began to vibrate, and the sound rose until I realized he was humming an old Irish love song - or lullaby - I wasn't sure which. The tune was familiar, but I couldn't recall the words. Again, when had I last stopped to listen to music? I'd gone to concerts as a fundraiser and attended with potential donors, I had music playing as a soothing background in my office, but ...