It has been a tough week for my tear ducts. Last Saturday night, we watched "It's a Wonderful Life." The end of that movie always moves me.When Clarence writes in the book, "Remember George, no man is a failure that has friends." It is so true.The importance of family and friends is really magnified this time of the year.On Wednesday, we said our final "goodbye" to my mom at her memorial service.She courageously fought, but eventually lost, her battle with cancer. The last month of her life …