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Swnio fel cymwynasgar ... cymdeithasgar? ----- Original Message ----- From: Geraint Løvgreen To: [log in to unmask] Sent: Monday, June 13, 2005 12:56 PM Subject: prosocial prosocial - sef y gwrthwyneb i gwrthgymdeithasol - ymddygiad sy'n helpu eraill, e.e. gwneud cymwynas, rhannu...