Approaching Pentecost, I am introduced to Sant'Egidio through Our Cup of Tea, a monthly service providing free food, entertainment and companionship to the homeless and elderly. I arrive one bright Saturday afternoon as the sound of the organ being rehearsed blooms out of St Cuthbert's Philbeach Gardens, with little idea of what Sant'Egidio is and only an undefined sense of a desire to serve having carried me there...