Monica Geller Rachel's because it remained "healthy and strong until the series ended", while the other couple was relentlessly on-and-off. "Encyclopedia of Television" author Horace Newcomb believes that Monica's feelings for Chandler are responsible for curing the latter's fear of commitment. Similarly, "Slate" writer Ruth Graham observed that "Chandler is painted as a self-loathing loser with women, until he finally snags Monica at the end of Season 4." Meanwhile, Silveri believes that "Friends" ultimately ran as long as it did due in part to Monica and Chandler's romance, explaining, "if the center of "Friends" had remained Ross and Rachel, you would've seen
Brother and Sister and at long last the family is reunited, where they lived happily ever after until the end. The first recorded appearance of Brother and Sister is in Giambattista Basile's "Pentamerone" around the 17th century. It was written down as the tale of Ninnillo and Nennella. Since then it has circulated in a number of European countries under varying titles but with most of the main story intact. In Russia the story was more commonly known as Sister Alionushka, Brother Ivanushka, and collected by Alexander Afanasyev in his "Narodnye russkie skazki". In the Aarne–Thompson classification system of fairy tales, Brother and