premise: “I declare to you <mask> his conduct -- but I can not speak of <mask>, here
hypothesis: the best context for <mask> here is A gateway, commonly of wood, but sometimes of stone, consisting of two upright pillars carrying one to three transverse lintels. It is often minutely carved with symbolic sculpture, and serves as a monumental approach to a Buddhist temple.; but not A figure of speech in which the speaker breaks off suddenly, as if unwilling or unable to state what was in his mind; .”.