 There are a number of arguments that suggest that ordinary belief reports cannot be taken to be about (internal or external) sentences and that we have to take them to be about propositions. We will rehearse one such argument here, an argument that goes back at least to Church (1950). Suppose that Boris and Jerry both live in cold climates and are very familiar with snow. Thus, they both believe that snow is white. But Boris lives in Russia and speaks only Russian, whereas Jerry lives in Minnesota and speaks only English. Now, consider the following argument: