Both multiculturalism and interculturalism strive for the creation of a well-ordered society in which the integration of all citizens is realized. This shared ambition, however, can only be realized if the quality of the social relationships is deeply considered. By proposing the concept of 'interpersonal ethos' it is explained why and how the way ordinary people socially interact across ethnocultural and religious diversity shapes the stability, success and fairness of a super diverse society.
Keywords: Caring interactions; Egalitarian ethos; Integration; Interculturalism; Interpersonal ethos; Multiculturalism.