Sphere two poles is called the axis of rotation. Circles on the sphere that are parallel to the equator are lines of latitude. This terminology is also used for such approximately spheroidal astronomical bodies as the planet Earth (see geoid). Any plane that includes the center of a sphere divides it into two equal hemispheres. Any two intersecting planes that include the center of a sphere subdivide the sphere into four lunes or biangles, the vertices of which all coincide with the antipodal points lying on the line of intersection of the planes. The antipodal quotient of the sphere is the
Half a Life (memoir) to the death of Celine Zilke, a classmate, followed by a court case (this is America). Simultaneously, however, there is redemption. Crystal, and with many facets, Half a Life deserves celebration." In the Chicago Tribune, critic Elizabeth Taylor called it "a book that inspires admiration, sentence by sentence...This is memoir in its finest form." Writer Dani Shapiro, in "The New York Times Book Review", found the memoir "elegant, painful, stunningly honest." She continued, "At the center of this memoir thrums a question fundamental to what it means to be human: What do we do with what we’ve been given?" A