Yitzchak, the long-promised son of Avraham and Sarah, has a seemingly unflattering name. Instead of being named after some divine virtue, his name simply means "Laughed" commemorating the response of Avraham and Sarah when they were told by G-d that they would have a son at such an advanced age. When Avraham is told by G-d that he will have a son, he laughs inwardly, and asks G-d only that Yishmael should repent and turn righteous. When Sarah is informed by an angel, she laughs at the idea of having a child at such an age. Why then give their miracle child a name commemorating their skepticism? Choosing the name, Sarah says, "Tzhok Natan Li Elohim", G-d gave me laughter, which here means joy. G-d gave Sarah reason to rejoice, her initial skeptical laugh of unbelief becoming a laugh of joy at the impossible. "And everyone who hears of it, will rejoice for me." We laugh naturally at things that are ridiculous. We laugh because they are outside the no...