Mohel have the training, they designate a "mohel". The mohel is specially trained in circumcision and the rituals surrounding the procedure. Many "mohalim" are doctors or rabbis (and some are both) or cantors and are required to receive appropriate training both from the religious and medical fields. Traditionally, the "mohel" uses a knife to circumcise the newborn. Today, doctors and some non-Orthodox "mohalim" use a perforating clamp before they cut the skin. The clamp makes it easier to be precise and shortens recovery time. Orthodox "mohalim" have rejected perforating clamps, arguing that by crushing and killing the skin it causes a
What Is a Nation? Language, by contrast, "invites us but does not force us, to unite". Countries which share the Spanish or English language don't merge with one another, while the people of Switzerland speak several languages. Modern nationhood also cannot be based on religion, which Renan observes, is currently practiced according to individual belief. "You can be French, English, German, yet Catholic, Protestant, Jewish, or practicing no religion". Mutuality of interests is fine for corporations and their affiliates, but nationality is based on sentiment. Geography merely leads us astray, and often to violence: "Mountains don't know how to carve out countries". Renan concludes