In order to shed light on how emotions surface in language, this article addresses a gap in our empirical knowledge about ‘expressive’ linguistic resources. Expressive resources are classically defined as ‘symptoms’ or ‘indices’ of the speaker's emotional states at the time of speech, which suggests that they are essentially reflex – i.e. spontaneous and sincere. This article shows how actual expressive resources largely depart from this ideal type, by analyzing a case where they are performed and operate in a frame where sincerity remains largely irrelevant. Based on first-hand data, the study analyzes how expressivity combines with performance in a highly conventionalized prosodic contour used to express compassion in several Aboriginal l...