This month’s Fourth Friday Film Forum: Gravity. From the very start of the film Gravity you are aware of two elements of space that we probably know but don’t often think about: 1) the sheer size of outer space and, by extension, the universe, and 2) the utter silence of space. Both of these elements are brought to vivid expression by filmmaker Alfonso Cuarón and serve to elicit one emotional reaction in particular: loneliness. That sense that you are so small as to be insignificant; so absolutely irrelevant in the larger scheme of things; so tiny and powerless in the face of the monumental challenges of life; so utterly...