50th wedding anniversary, when people are funny congratulating, An old man told his friends, children and grandchildren about the benefits of long-term marriage.

- Let tell us, what did you learn during the great years to live with your wife?

- Well, we learned that marriage is the best teacher in the world. It taught us loyalty, patience, self-restraint and forgiveness ... and more and more valuable knowledge that are supposed no need to know if we live alone.