Mark,
Your accomplishments were many, but you retained a sweetness about you that is rare.  You set an example of kindness, generosity, and unconditional love that changed my life.  And you made me, and all of us, laugh!  I can see your beautiful, ever-present smile, and hear your raucous laughter even as I write these words.  Those memories, and more, will stay with me forever.  I grieve th...